Home / 47,790.56-71,690.28-18,200.24

Finding the Fourth Proportional to 47,790.56, 71,690.28 and 18,200.24

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Solution

The fourth proportional to 47,790.56, 71,690.28 and 18,200.24 is: 27,302.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,790.56 : 71,690.28 = 18,200.24 : x
  2. Step 2: Convert to fraction form
    47,790.56/71,690.28 = 18,200.24/x
  3. Step 3: Cross multiply
    47,790.56x = 71,690.28 × 18,200.24
  4. Step 4: Simplify right side
    47,790.56x = 1,304,780,301.67
  5. Step 5: Solve for x
    x = 1,304,780,301.67/47,790.56
  6. Step 6: Final answer
    x = 27,302.05

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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.