Home / 14,901.43-20,568.11-8,531.59

Finding the Fourth Proportional to 14,901.43, 20,568.11 and 8,531.59

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Solution

The fourth proportional to 14,901.43, 20,568.11 and 8,531.59 is: 11,775.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,901.43 : 20,568.11 = 8,531.59 : x
  2. Step 2: Convert to fraction form
    14,901.43/20,568.11 = 8,531.59/x
  3. Step 3: Cross multiply
    14,901.43x = 20,568.11 × 8,531.59
  4. Step 4: Simplify right side
    14,901.43x = 175,478,681.59
  5. Step 5: Solve for x
    x = 175,478,681.59/14,901.43
  6. Step 6: Final answer
    x = 11,775.96

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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.