Home / 38,210.22-57,317.55-10,129.58

Finding the Fourth Proportional to 38,210.22, 57,317.55 and 10,129.58

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Solution

The fourth proportional to 38,210.22, 57,317.55 and 10,129.58 is: 15,194.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,210.22 : 57,317.55 = 10,129.58 : x
  2. Step 2: Convert to fraction form
    38,210.22/57,317.55 = 10,129.58/x
  3. Step 3: Cross multiply
    38,210.22x = 57,317.55 × 10,129.58
  4. Step 4: Simplify right side
    38,210.22x = 580,602,708.13
  5. Step 5: Solve for x
    x = 580,602,708.13/38,210.22
  6. Step 6: Final answer
    x = 15,194.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.