Home / 47,682.24-71,522.52-19,615.20

Finding the Fourth Proportional to 47,682.24, 71,522.52 and 19,615.20

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Solution

The fourth proportional to 47,682.24, 71,522.52 and 19,615.20 is: 29,422.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,682.24 : 71,522.52 = 19,615.20 : x
  2. Step 2: Convert to fraction form
    47,682.24/71,522.52 = 19,615.20/x
  3. Step 3: Cross multiply
    47,682.24x = 71,522.52 × 19,615.20
  4. Step 4: Simplify right side
    47,682.24x = 1,402,928,534.30
  5. Step 5: Solve for x
    x = 1,402,928,534.30/47,682.24
  6. Step 6: Final answer
    x = 29,422.45

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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.