Home / 26,515.31-36,591.25-14,415.91

Finding the Fourth Proportional to 26,515.31, 36,591.25 and 14,415.91

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Solution

The fourth proportional to 26,515.31, 36,591.25 and 14,415.91 is: 19,894.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,515.31 : 36,591.25 = 14,415.91 : x
  2. Step 2: Convert to fraction form
    26,515.31/36,591.25 = 14,415.91/x
  3. Step 3: Cross multiply
    26,515.31x = 36,591.25 × 14,415.91
  4. Step 4: Simplify right side
    26,515.31x = 527,496,166.79
  5. Step 5: Solve for x
    x = 527,496,166.79/26,515.31
  6. Step 6: Final answer
    x = 19,894.02

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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.