Home / 48,581.47-67,047.21-28,437.13

Finding the Fourth Proportional to 48,581.47, 67,047.21 and 28,437.13

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Solution

The fourth proportional to 48,581.47, 67,047.21 and 28,437.13 is: 39,246.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,581.47 : 67,047.21 = 28,437.13 : x
  2. Step 2: Convert to fraction form
    48,581.47/67,047.21 = 28,437.13/x
  3. Step 3: Cross multiply
    48,581.47x = 67,047.21 × 28,437.13
  4. Step 4: Simplify right side
    48,581.47x = 1,906,630,226.91
  5. Step 5: Solve for x
    x = 1,906,630,226.91/48,581.47
  6. Step 6: Final answer
    x = 39,246.04

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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.