Home / 14,885.12-22,329.84-8,966.72

Finding the Fourth Proportional to 14,885.12, 22,329.84 and 8,966.72

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Solution

The fourth proportional to 14,885.12, 22,329.84 and 8,966.72 is: 13,451.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,885.12 : 22,329.84 = 8,966.72 : x
  2. Step 2: Convert to fraction form
    14,885.12/22,329.84 = 8,966.72/x
  3. Step 3: Cross multiply
    14,885.12x = 22,329.84 × 8,966.72
  4. Step 4: Simplify right side
    14,885.12x = 200,225,422.92
  5. Step 5: Solve for x
    x = 200,225,422.92/14,885.12
  6. Step 6: Final answer
    x = 13,451.38

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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.