Home / 29,887.18-41,254.72-18,565.40

Finding the Fourth Proportional to 29,887.18, 41,254.72 and 18,565.40

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Solution

The fourth proportional to 29,887.18, 41,254.72 and 18,565.40 is: 25,626.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,887.18 : 41,254.72 = 18,565.40 : x
  2. Step 2: Convert to fraction form
    29,887.18/41,254.72 = 18,565.40/x
  3. Step 3: Cross multiply
    29,887.18x = 41,254.72 × 18,565.40
  4. Step 4: Simplify right side
    29,887.18x = 765,910,378.69
  5. Step 5: Solve for x
    x = 765,910,378.69/29,887.18
  6. Step 6: Final answer
    x = 25,626.72

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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.