Home / 62,477.70-86,184.19-38,290.38

Finding the Fourth Proportional to 62,477.70, 86,184.19 and 38,290.38

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Solution

The fourth proportional to 62,477.70, 86,184.19 and 38,290.38 is: 52,819.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,477.70 : 86,184.19 = 38,290.38 : x
  2. Step 2: Convert to fraction form
    62,477.70/86,184.19 = 38,290.38/x
  3. Step 3: Cross multiply
    62,477.70x = 86,184.19 × 38,290.38
  4. Step 4: Simplify right side
    62,477.70x = 3,300,025,385.09
  5. Step 5: Solve for x
    x = 3,300,025,385.09/62,477.70
  6. Step 6: Final answer
    x = 52,819.25

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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.