Home / 62,613.08-86,405.56-34,318.70

Finding the Fourth Proportional to 62,613.08, 86,405.56 and 34,318.70

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Solution

The fourth proportional to 62,613.08, 86,405.56 and 34,318.70 is: 47,359.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,613.08 : 86,405.56 = 34,318.70 : x
  2. Step 2: Convert to fraction form
    62,613.08/86,405.56 = 34,318.70/x
  3. Step 3: Cross multiply
    62,613.08x = 86,405.56 × 34,318.70
  4. Step 4: Simplify right side
    62,613.08x = 2,965,326,491.97
  5. Step 5: Solve for x
    x = 2,965,326,491.97/62,613.08
  6. Step 6: Final answer
    x = 47,359.54

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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.