Home / 49,497.40-74,246.10-28,502.20

Finding the Fourth Proportional to 49,497.40, 74,246.10 and 28,502.20

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Solution

The fourth proportional to 49,497.40, 74,246.10 and 28,502.20 is: 42,753.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,497.40 : 74,246.10 = 28,502.20 : x
  2. Step 2: Convert to fraction form
    49,497.40/74,246.10 = 28,502.20/x
  3. Step 3: Cross multiply
    49,497.40x = 74,246.10 × 28,502.20
  4. Step 4: Simplify right side
    49,497.40x = 2,116,177,191.42
  5. Step 5: Solve for x
    x = 2,116,177,191.42/49,497.40
  6. Step 6: Final answer
    x = 42,753.30

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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.