Home / 47,528.32-71,292.48-12,467.92

Finding the Fourth Proportional to 47,528.32, 71,292.48 and 12,467.92

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Solution

The fourth proportional to 47,528.32, 71,292.48 and 12,467.92 is: 18,701.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,528.32 : 71,292.48 = 12,467.92 : x
  2. Step 2: Convert to fraction form
    47,528.32/71,292.48 = 12,467.92/x
  3. Step 3: Cross multiply
    47,528.32x = 71,292.48 × 12,467.92
  4. Step 4: Simplify right side
    47,528.32x = 888,868,937.24
  5. Step 5: Solve for x
    x = 888,868,937.24/47,528.32
  6. Step 6: Final answer
    x = 18,701.88

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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.