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Finding the Fourth Proportional to 47,160.64, 70,750.08 and 15,998.08

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Solution

The fourth proportional to 47,160.64, 70,750.08 and 15,998.08 is: 24,000.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,160.64 : 70,750.08 = 15,998.08 : x
  2. Step 2: Convert to fraction form
    47,160.64/70,750.08 = 15,998.08/x
  3. Step 3: Cross multiply
    47,160.64x = 70,750.08 × 15,998.08
  4. Step 4: Simplify right side
    47,160.64x = 1,131,865,439.85
  5. Step 5: Solve for x
    x = 1,131,865,439.85/47,160.64
  6. Step 6: Final answer
    x = 24,000.21

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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.