Home / 39,902.68-55,072.20-24,003.19

Finding the Fourth Proportional to 39,902.68, 55,072.20 and 24,003.19

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Solution

The fourth proportional to 39,902.68, 55,072.20 and 24,003.19 is: 33,128.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,902.68 : 55,072.20 = 24,003.19 : x
  2. Step 2: Convert to fraction form
    39,902.68/55,072.20 = 24,003.19/x
  3. Step 3: Cross multiply
    39,902.68x = 55,072.20 × 24,003.19
  4. Step 4: Simplify right side
    39,902.68x = 1,321,908,480.32
  5. Step 5: Solve for x
    x = 1,321,908,480.32/39,902.68
  6. Step 6: Final answer
    x = 33,128.31

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Half scale
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Double scale
Find fourth proportional to 39,903.68, 55,073.58 and 24,004.19
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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.