Home / 49,641.40-74,462.10-29,909.80

Finding the Fourth Proportional to 49,641.40, 74,462.10 and 29,909.80

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Solution

The fourth proportional to 49,641.40, 74,462.10 and 29,909.80 is: 44,864.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,641.40 : 74,462.10 = 29,909.80 : x
  2. Step 2: Convert to fraction form
    49,641.40/74,462.10 = 29,909.80/x
  3. Step 3: Cross multiply
    49,641.40x = 74,462.10 × 29,909.80
  4. Step 4: Simplify right side
    49,641.40x = 2,227,146,518.58
  5. Step 5: Solve for x
    x = 2,227,146,518.58/49,641.40
  6. Step 6: Final answer
    x = 44,864.70

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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.