Home / 29,228.89-40,326.35-17,886.55

Finding the Fourth Proportional to 29,228.89, 40,326.35 and 17,886.55

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Solution

The fourth proportional to 29,228.89, 40,326.35 and 17,886.55 is: 24,677.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,228.89 : 40,326.35 = 17,886.55 : x
  2. Step 2: Convert to fraction form
    29,228.89/40,326.35 = 17,886.55/x
  3. Step 3: Cross multiply
    29,228.89x = 40,326.35 × 17,886.55
  4. Step 4: Simplify right side
    29,228.89x = 721,299,275.59
  5. Step 5: Solve for x
    x = 721,299,275.59/29,228.89
  6. Step 6: Final answer
    x = 24,677.61

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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.