Home / 48,472.01-72,707.91-13,411.56

Finding the Fourth Proportional to 48,472.01, 72,707.91 and 13,411.56

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Solution

The fourth proportional to 48,472.01, 72,707.91 and 13,411.56 is: 20,117.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,472.01 : 72,707.91 = 13,411.56 : x
  2. Step 2: Convert to fraction form
    48,472.01/72,707.91 = 13,411.56/x
  3. Step 3: Cross multiply
    48,472.01x = 72,707.91 × 13,411.56
  4. Step 4: Simplify right side
    48,472.01x = 975,126,497.44
  5. Step 5: Solve for x
    x = 975,126,497.44/48,472.01
  6. Step 6: Final answer
    x = 20,117.31

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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.