Home / 49,645.40-74,468.10-29,913.80

Finding the Fourth Proportional to 49,645.40, 74,468.10 and 29,913.80

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Solution

The fourth proportional to 49,645.40, 74,468.10 and 29,913.80 is: 44,870.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,645.40 : 74,468.10 = 29,913.80 : x
  2. Step 2: Convert to fraction form
    49,645.40/74,468.10 = 29,913.80/x
  3. Step 3: Cross multiply
    49,645.40x = 74,468.10 × 29,913.80
  4. Step 4: Simplify right side
    49,645.40x = 2,227,623,849.78
  5. Step 5: Solve for x
    x = 2,227,623,849.78/49,645.40
  6. Step 6: Final answer
    x = 44,870.70

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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.