Home / 32,043.71-44,218.97-18,430.72

Finding the Fourth Proportional to 32,043.71, 44,218.97 and 18,430.72

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Solution

The fourth proportional to 32,043.71, 44,218.97 and 18,430.72 is: 25,433.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,043.71 : 44,218.97 = 18,430.72 : x
  2. Step 2: Convert to fraction form
    32,043.71/44,218.97 = 18,430.72/x
  3. Step 3: Cross multiply
    32,043.71x = 44,218.97 × 18,430.72
  4. Step 4: Simplify right side
    32,043.71x = 814,987,321.17
  5. Step 5: Solve for x
    x = 814,987,321.17/32,043.71
  6. Step 6: Final answer
    x = 25,433.61

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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.