Home / 45,726.46-68,572.45-15,732.21

Finding the Fourth Proportional to 45,726.46, 68,572.45 and 15,732.21

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Solution

The fourth proportional to 45,726.46, 68,572.45 and 15,732.21 is: 23,592.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,726.46 : 68,572.45 = 15,732.21 : x
  2. Step 2: Convert to fraction form
    45,726.46/68,572.45 = 15,732.21/x
  3. Step 3: Cross multiply
    45,726.46x = 68,572.45 × 15,732.21
  4. Step 4: Simplify right side
    45,726.46x = 1,078,796,183.61
  5. Step 5: Solve for x
    x = 1,078,796,183.61/45,726.46
  6. Step 6: Final answer
    x = 23,592.38

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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.