Home / 47,305.62-70,937.84-13,564.20

Finding the Fourth Proportional to 47,305.62, 70,937.84 and 13,564.20

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Solution

The fourth proportional to 47,305.62, 70,937.84 and 13,564.20 is: 20,340.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,305.62 : 70,937.84 = 13,564.20 : x
  2. Step 2: Convert to fraction form
    47,305.62/70,937.84 = 13,564.20/x
  3. Step 3: Cross multiply
    47,305.62x = 70,937.84 × 13,564.20
  4. Step 4: Simplify right side
    47,305.62x = 962,215,049.33
  5. Step 5: Solve for x
    x = 962,215,049.33/47,305.62
  6. Step 6: Final answer
    x = 20,340.40

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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.