Home / 29,312.22-40,451.61-17,987.97

Finding the Fourth Proportional to 29,312.22, 40,451.61 and 17,987.97

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Solution

The fourth proportional to 29,312.22, 40,451.61 and 17,987.97 is: 24,823.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,312.22 : 40,451.61 = 17,987.97 : x
  2. Step 2: Convert to fraction form
    29,312.22/40,451.61 = 17,987.97/x
  3. Step 3: Cross multiply
    29,312.22x = 40,451.61 × 17,987.97
  4. Step 4: Simplify right side
    29,312.22x = 727,642,054.93
  5. Step 5: Solve for x
    x = 727,642,054.93/29,312.22
  6. Step 6: Final answer
    x = 24,823.85

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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.