Home / 32,190.40-44,422.80-18,043.36

Finding the Fourth Proportional to 32,190.40, 44,422.80 and 18,043.36

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Solution

The fourth proportional to 32,190.40, 44,422.80 and 18,043.36 is: 24,899.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,190.40 : 44,422.80 = 18,043.36 : x
  2. Step 2: Convert to fraction form
    32,190.40/44,422.80 = 18,043.36/x
  3. Step 3: Cross multiply
    32,190.40x = 44,422.80 × 18,043.36
  4. Step 4: Simplify right side
    32,190.40x = 801,536,572.61
  5. Step 5: Solve for x
    x = 801,536,572.61/32,190.40
  6. Step 6: Final answer
    x = 24,899.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.