Home / 31,657.19-47,487.36-9,470.75

Finding the Fourth Proportional to 31,657.19, 47,487.36 and 9,470.75

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Solution

The fourth proportional to 31,657.19, 47,487.36 and 9,470.75 is: 14,206.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,657.19 : 47,487.36 = 9,470.75 : x
  2. Step 2: Convert to fraction form
    31,657.19/47,487.36 = 9,470.75/x
  3. Step 3: Cross multiply
    31,657.19x = 47,487.36 × 9,470.75
  4. Step 4: Simplify right side
    31,657.19x = 449,740,677.28
  5. Step 5: Solve for x
    x = 449,740,677.28/31,657.19
  6. Step 6: Final answer
    x = 14,206.59

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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.