Home / 16,724.66-23,061.11-10,666.80

Finding the Fourth Proportional to 16,724.66, 23,061.11 and 10,666.80

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Solution

The fourth proportional to 16,724.66, 23,061.11 and 10,666.80 is: 14,708.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,724.66 : 23,061.11 = 10,666.80 : x
  2. Step 2: Convert to fraction form
    16,724.66/23,061.11 = 10,666.80/x
  3. Step 3: Cross multiply
    16,724.66x = 23,061.11 × 10,666.80
  4. Step 4: Simplify right side
    16,724.66x = 245,988,248.15
  5. Step 5: Solve for x
    x = 245,988,248.15/16,724.66
  6. Step 6: Final answer
    x = 14,708.12

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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.