Home / 14,732.03-20,331.28-8,359.71

Finding the Fourth Proportional to 14,732.03, 20,331.28 and 8,359.71

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Solution

The fourth proportional to 14,732.03, 20,331.28 and 8,359.71 is: 11,537.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,732.03 : 20,331.28 = 8,359.71 : x
  2. Step 2: Convert to fraction form
    14,732.03/20,331.28 = 8,359.71/x
  3. Step 3: Cross multiply
    14,732.03x = 20,331.28 × 8,359.71
  4. Step 4: Simplify right side
    14,732.03x = 169,963,583.83
  5. Step 5: Solve for x
    x = 169,963,583.83/14,732.03
  6. Step 6: Final answer
    x = 11,537.01

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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.