Home / 31,632.34-47,456.75-9,445.72

Finding the Fourth Proportional to 31,632.34, 47,456.75 and 9,445.72

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Solution

The fourth proportional to 31,632.34, 47,456.75 and 9,445.72 is: 14,171.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,632.34 : 47,456.75 = 9,445.72 : x
  2. Step 2: Convert to fraction form
    31,632.34/47,456.75 = 9,445.72/x
  3. Step 3: Cross multiply
    31,632.34x = 47,456.75 × 9,445.72
  4. Step 4: Simplify right side
    31,632.34x = 448,263,125.38
  5. Step 5: Solve for x
    x = 448,263,125.38/31,632.34
  6. Step 6: Final answer
    x = 14,171.04

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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.