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Finding the Fourth Proportional to 15,152.00, 22,731.03 and 5,288.63

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Solution

The fourth proportional to 15,152.00, 22,731.03 and 5,288.63 is: 7,934.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,152.00 : 22,731.03 = 5,288.63 : x
  2. Step 2: Convert to fraction form
    15,152.00/22,731.03 = 5,288.63/x
  3. Step 3: Cross multiply
    15,152.00x = 22,731.03 × 5,288.63
  4. Step 4: Simplify right side
    15,152.00x = 120,215,893.53
  5. Step 5: Solve for x
    x = 120,215,893.53/15,152.00
  6. Step 6: Final answer
    x = 7,934.00

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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.