Home / 14,732.48-20,331.38-8,446.08

Finding the Fourth Proportional to 14,732.48, 20,331.38 and 8,446.08

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Solution

The fourth proportional to 14,732.48, 20,331.38 and 8,446.08 is: 11,655.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,732.48 : 20,331.38 = 8,446.08 : x
  2. Step 2: Convert to fraction form
    14,732.48/20,331.38 = 8,446.08/x
  3. Step 3: Cross multiply
    14,732.48x = 20,331.38 × 8,446.08
  4. Step 4: Simplify right side
    14,732.48x = 171,720,461.99
  5. Step 5: Solve for x
    x = 171,720,461.99/14,732.48
  6. Step 6: Final answer
    x = 11,655.91

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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.