Home / 47,344.32-71,044.16-17,782.88

Finding the Fourth Proportional to 47,344.32, 71,044.16 and 17,782.88

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Solution

The fourth proportional to 47,344.32, 71,044.16 and 17,782.88 is: 26,684.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,344.32 : 71,044.16 = 17,782.88 : x
  2. Step 2: Convert to fraction form
    47,344.32/71,044.16 = 17,782.88/x
  3. Step 3: Cross multiply
    47,344.32x = 71,044.16 × 17,782.88
  4. Step 4: Simplify right side
    47,344.32x = 1,263,369,771.98
  5. Step 5: Solve for x
    x = 1,263,369,771.98/47,344.32
  6. Step 6: Final answer
    x = 26,684.72

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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.