Home / 29,251.88-40,367.69-15,823.19

Finding the Fourth Proportional to 29,251.88, 40,367.69 and 15,823.19

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Solution

The fourth proportional to 29,251.88, 40,367.69 and 15,823.19 is: 21,836.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,251.88 : 40,367.69 = 15,823.19 : x
  2. Step 2: Convert to fraction form
    29,251.88/40,367.69 = 15,823.19/x
  3. Step 3: Cross multiply
    29,251.88x = 40,367.69 × 15,823.19
  4. Step 4: Simplify right side
    29,251.88x = 638,745,769.21
  5. Step 5: Solve for x
    x = 638,745,769.21/29,251.88
  6. Step 6: Final answer
    x = 21,836.06

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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.