Home / 45,632.56-68,451.28-14,470.24

Finding the Fourth Proportional to 45,632.56, 68,451.28 and 14,470.24

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Solution

The fourth proportional to 45,632.56, 68,451.28 and 14,470.24 is: 21,706.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,632.56 : 68,451.28 = 14,470.24 : x
  2. Step 2: Convert to fraction form
    45,632.56/68,451.28 = 14,470.24/x
  3. Step 3: Cross multiply
    45,632.56x = 68,451.28 × 14,470.24
  4. Step 4: Simplify right side
    45,632.56x = 990,506,449.91
  5. Step 5: Solve for x
    x = 990,506,449.91/45,632.56
  6. Step 6: Final answer
    x = 21,706.13

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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.