Home / 40,001.92-60,011.84-15,377.28

Finding the Fourth Proportional to 40,001.92, 60,011.84 and 15,377.28

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Solution

The fourth proportional to 40,001.92, 60,011.84 and 15,377.28 is: 23,069.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,001.92 : 60,011.84 = 15,377.28 : x
  2. Step 2: Convert to fraction form
    40,001.92/60,011.84 = 15,377.28/x
  3. Step 3: Cross multiply
    40,001.92x = 60,011.84 × 15,377.28
  4. Step 4: Simplify right side
    40,001.92x = 922,818,867.00
  5. Step 5: Solve for x
    x = 922,818,867.00/40,001.92
  6. Step 6: Final answer
    x = 23,069.36

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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.