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Finding the Fourth Proportional to 15,501, 23,251.52 and 7,176.48

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Solution

The fourth proportional to 15,501, 23,251.52 and 7,176.48 is: 10,764.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,501 : 23,251.52 = 7,176.48 : x
  2. Step 2: Convert to fraction form
    15,501/23,251.52 = 7,176.48/x
  3. Step 3: Cross multiply
    15,501x = 23,251.52 × 7,176.48
  4. Step 4: Simplify right side
    15,501x = 166,864,068.25
  5. Step 5: Solve for x
    x = 166,864,068.25/15,501
  6. Step 6: Final answer
    x = 10,764.73

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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.