Home / 13,575.79-18,717.24-9,092.44

Finding the Fourth Proportional to 13,575.79, 18,717.24 and 9,092.44

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Solution

The fourth proportional to 13,575.79, 18,717.24 and 9,092.44 is: 12,535.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,575.79 : 18,717.24 = 9,092.44 : x
  2. Step 2: Convert to fraction form
    13,575.79/18,717.24 = 9,092.44/x
  3. Step 3: Cross multiply
    13,575.79x = 18,717.24 × 9,092.44
  4. Step 4: Simplify right side
    13,575.79x = 170,185,381.67
  5. Step 5: Solve for x
    x = 170,185,381.67/13,575.79
  6. Step 6: Final answer
    x = 12,535.95

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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.