Home / 62,785.44-86,641.20-34,490.52

Finding the Fourth Proportional to 62,785.44, 86,641.20 and 34,490.52

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Solution

The fourth proportional to 62,785.44, 86,641.20 and 34,490.52 is: 47,595.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,785.44 : 86,641.20 = 34,490.52 : x
  2. Step 2: Convert to fraction form
    62,785.44/86,641.20 = 34,490.52/x
  3. Step 3: Cross multiply
    62,785.44x = 86,641.20 × 34,490.52
  4. Step 4: Simplify right side
    62,785.44x = 2,988,300,041.42
  5. Step 5: Solve for x
    x = 2,988,300,041.42/62,785.44
  6. Step 6: Final answer
    x = 47,595.43

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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.