Home / 31,990.10-47,856.99-27,654.26

Finding the Fourth Proportional to 31,990.10, 47,856.99 and 27,654.26

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Solution

The fourth proportional to 31,990.10, 47,856.99 and 27,654.26 is: 41,370.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,990.10 : 47,856.99 = 27,654.26 : x
  2. Step 2: Convert to fraction form
    31,990.10/47,856.99 = 27,654.26/x
  3. Step 3: Cross multiply
    31,990.10x = 47,856.99 × 27,654.26
  4. Step 4: Simplify right side
    31,990.10x = 1,323,449,644.28
  5. Step 5: Solve for x
    x = 1,323,449,644.28/31,990.10
  6. Step 6: Final answer
    x = 41,370.60

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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.