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Finding the Fourth Proportional to 10,353.97, 15,600.11 and 9,368.05

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Solution

The fourth proportional to 10,353.97, 15,600.11 and 9,368.05 is: 14,114.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,353.97 : 15,600.11 = 9,368.05 : x
  2. Step 2: Convert to fraction form
    10,353.97/15,600.11 = 9,368.05/x
  3. Step 3: Cross multiply
    10,353.97x = 15,600.11 × 9,368.05
  4. Step 4: Simplify right side
    10,353.97x = 146,142,594.91
  5. Step 5: Solve for x
    x = 146,142,594.91/10,353.97
  6. Step 6: Final answer
    x = 14,114.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.