Home / 28,659.40-42,926.77-17,532.43

Finding the Fourth Proportional to 28,659.40, 42,926.77 and 17,532.43

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Solution

The fourth proportional to 28,659.40, 42,926.77 and 17,532.43 is: 26,260.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,659.40 : 42,926.77 = 17,532.43 : x
  2. Step 2: Convert to fraction form
    28,659.40/42,926.77 = 17,532.43/x
  3. Step 3: Cross multiply
    28,659.40x = 42,926.77 × 17,532.43
  4. Step 4: Simplify right side
    28,659.40x = 752,610,590.15
  5. Step 5: Solve for x
    x = 752,610,590.15/28,659.40
  6. Step 6: Final answer
    x = 26,260.51

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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.