Home / 23,155.46-34,686.68-10,658.12

Finding the Fourth Proportional to 23,155.46, 34,686.68 and 10,658.12

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Solution

The fourth proportional to 23,155.46, 34,686.68 and 10,658.12 is: 15,965.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,155.46 : 34,686.68 = 10,658.12 : x
  2. Step 2: Convert to fraction form
    23,155.46/34,686.68 = 10,658.12/x
  3. Step 3: Cross multiply
    23,155.46x = 34,686.68 × 10,658.12
  4. Step 4: Simplify right side
    23,155.46x = 369,694,797.84
  5. Step 5: Solve for x
    x = 369,694,797.84/23,155.46
  6. Step 6: Final answer
    x = 15,965.77

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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.