Home / 55,009.43-75,804.14-39,049.19

Finding the Fourth Proportional to 55,009.43, 75,804.14 and 39,049.19

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Solution

The fourth proportional to 55,009.43, 75,804.14 and 39,049.19 is: 53,810.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,009.43 : 75,804.14 = 39,049.19 : x
  2. Step 2: Convert to fraction form
    55,009.43/75,804.14 = 39,049.19/x
  3. Step 3: Cross multiply
    55,009.43x = 75,804.14 × 39,049.19
  4. Step 4: Simplify right side
    55,009.43x = 2,960,089,691.38
  5. Step 5: Solve for x
    x = 2,960,089,691.38/55,009.43
  6. Step 6: Final answer
    x = 53,810.59

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Half scale
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Double scale
Find fourth proportional to 55,010.43, 75,805.51 and 39,050.19
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.