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Finding the Fourth Proportional to 35,432.76, 53,149.08 and 10,473.12

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Solution

The fourth proportional to 35,432.76, 53,149.08 and 10,473.12 is: 15,709.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,432.76 : 53,149.08 = 10,473.12 : x
  2. Step 2: Convert to fraction form
    35,432.76/53,149.08 = 10,473.12/x
  3. Step 3: Cross multiply
    35,432.76x = 53,149.08 × 10,473.12
  4. Step 4: Simplify right side
    35,432.76x = 556,636,692.73
  5. Step 5: Solve for x
    x = 556,636,692.73/35,432.76
  6. Step 6: Final answer
    x = 15,709.66

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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.