Home / 45,419.16-62,613.48-31,948.60

Finding the Fourth Proportional to 45,419.16, 62,613.48 and 31,948.60

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Solution

The fourth proportional to 45,419.16, 62,613.48 and 31,948.60 is: 44,043.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,419.16 : 62,613.48 = 31,948.60 : x
  2. Step 2: Convert to fraction form
    45,419.16/62,613.48 = 31,948.60/x
  3. Step 3: Cross multiply
    45,419.16x = 62,613.48 × 31,948.60
  4. Step 4: Simplify right side
    45,419.16x = 2,000,413,092.96
  5. Step 5: Solve for x
    x = 2,000,413,092.96/45,419.16
  6. Step 6: Final answer
    x = 44,043.38

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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.