Home / 29,390.81-40,559.61-15,962.18

Finding the Fourth Proportional to 29,390.81, 40,559.61 and 15,962.18

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Solution

The fourth proportional to 29,390.81, 40,559.61 and 15,962.18 is: 22,027.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,390.81 : 40,559.61 = 15,962.18 : x
  2. Step 2: Convert to fraction form
    29,390.81/40,559.61 = 15,962.18/x
  3. Step 3: Cross multiply
    29,390.81x = 40,559.61 × 15,962.18
  4. Step 4: Simplify right side
    29,390.81x = 647,419,592.75
  5. Step 5: Solve for x
    x = 647,419,592.75/29,390.81
  6. Step 6: Final answer
    x = 22,027.96

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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.