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Finding the Fourth Proportional to 29,386.56, 44,070.48 and 9,660.56

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Solution

The fourth proportional to 29,386.56, 44,070.48 and 9,660.56 is: 14,487.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,386.56 : 44,070.48 = 9,660.56 : x
  2. Step 2: Convert to fraction form
    29,386.56/44,070.48 = 9,660.56/x
  3. Step 3: Cross multiply
    29,386.56x = 44,070.48 × 9,660.56
  4. Step 4: Simplify right side
    29,386.56x = 425,745,295.92
  5. Step 5: Solve for x
    x = 425,745,295.92/29,386.56
  6. Step 6: Final answer
    x = 14,487.76

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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.