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Finding the Fourth Proportional to 35,072, 52,595.20 and 11,691.52

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Solution

The fourth proportional to 35,072, 52,595.20 and 11,691.52 is: 17,533.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,072 : 52,595.20 = 11,691.52 : x
  2. Step 2: Convert to fraction form
    35,072/52,595.20 = 11,691.52/x
  3. Step 3: Cross multiply
    35,072x = 52,595.20 × 11,691.52
  4. Step 4: Simplify right side
    35,072x = 614,917,832.70
  5. Step 5: Solve for x
    x = 614,917,832.70/35,072
  6. Step 6: Final answer
    x = 17,533.01

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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.