Home / 31,617.72-47,430.22-10,560.55

Finding the Fourth Proportional to 31,617.72, 47,430.22 and 10,560.55

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Solution

The fourth proportional to 31,617.72, 47,430.22 and 10,560.55 is: 15,842.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,617.72 : 47,430.22 = 10,560.55 : x
  2. Step 2: Convert to fraction form
    31,617.72/47,430.22 = 10,560.55/x
  3. Step 3: Cross multiply
    31,617.72x = 47,430.22 × 10,560.55
  4. Step 4: Simplify right side
    31,617.72x = 500,889,183.42
  5. Step 5: Solve for x
    x = 500,889,183.42/31,617.72
  6. Step 6: Final answer
    x = 15,842.04

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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.