Home / 31,432.03-47,146.63-9,246.13

Finding the Fourth Proportional to 31,432.03, 47,146.63 and 9,246.13

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Solution

The fourth proportional to 31,432.03, 47,146.63 and 9,246.13 is: 13,868.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,432.03 : 47,146.63 = 9,246.13 : x
  2. Step 2: Convert to fraction form
    31,432.03/47,146.63 = 9,246.13/x
  3. Step 3: Cross multiply
    31,432.03x = 47,146.63 × 9,246.13
  4. Step 4: Simplify right side
    31,432.03x = 435,923,846.93
  5. Step 5: Solve for x
    x = 435,923,846.93/31,432.03
  6. Step 6: Final answer
    x = 13,868.78

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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.