Home / 22,725.95-34,103.12-8,687.16

Finding the Fourth Proportional to 22,725.95, 34,103.12 and 8,687.16

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Solution

The fourth proportional to 22,725.95, 34,103.12 and 8,687.16 is: 13,036.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,725.95 : 34,103.12 = 8,687.16 : x
  2. Step 2: Convert to fraction form
    22,725.95/34,103.12 = 8,687.16/x
  3. Step 3: Cross multiply
    22,725.95x = 34,103.12 × 8,687.16
  4. Step 4: Simplify right side
    22,725.95x = 296,259,216.50
  5. Step 5: Solve for x
    x = 296,259,216.50/22,725.95
  6. Step 6: Final answer
    x = 13,036.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.