Home / 22,758.87-34,130.92-8,718.15

Finding the Fourth Proportional to 22,758.87, 34,130.92 and 8,718.15

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Solution

The fourth proportional to 22,758.87, 34,130.92 and 8,718.15 is: 13,074.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,758.87 : 34,130.92 = 8,718.15 : x
  2. Step 2: Convert to fraction form
    22,758.87/34,130.92 = 8,718.15/x
  3. Step 3: Cross multiply
    22,758.87x = 34,130.92 × 8,718.15
  4. Step 4: Simplify right side
    22,758.87x = 297,558,436.61
  5. Step 5: Solve for x
    x = 297,558,436.61/22,758.87
  6. Step 6: Final answer
    x = 13,074.39

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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.