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Finding the Fourth Proportional to 17,484.00, 26,248.86 and 10,381.20

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Solution

The fourth proportional to 17,484.00, 26,248.86 and 10,381.20 is: 15,585.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,484.00 : 26,248.86 = 10,381.20 : x
  2. Step 2: Convert to fraction form
    17,484.00/26,248.86 = 10,381.20/x
  3. Step 3: Cross multiply
    17,484.00x = 26,248.86 × 10,381.20
  4. Step 4: Simplify right side
    17,484.00x = 272,494,528.07
  5. Step 5: Solve for x
    x = 272,494,528.07/17,484.00
  6. Step 6: Final answer
    x = 15,585.37

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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.