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Finding the Fourth Proportional to 35,251.65, 48,630.51 and 21,101.76

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Solution

The fourth proportional to 35,251.65, 48,630.51 and 21,101.76 is: 29,110.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,251.65 : 48,630.51 = 21,101.76 : x
  2. Step 2: Convert to fraction form
    35,251.65/48,630.51 = 21,101.76/x
  3. Step 3: Cross multiply
    35,251.65x = 48,630.51 × 21,101.76
  4. Step 4: Simplify right side
    35,251.65x = 1,026,189,350.70
  5. Step 5: Solve for x
    x = 1,026,189,350.70/35,251.65
  6. Step 6: Final answer
    x = 29,110.39

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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.