Home / 14,776.12-22,163.55-4,387.78

Finding the Fourth Proportional to 14,776.12, 22,163.55 and 4,387.78

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Solution

The fourth proportional to 14,776.12, 22,163.55 and 4,387.78 is: 6,581.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,776.12 : 22,163.55 = 4,387.78 : x
  2. Step 2: Convert to fraction form
    14,776.12/22,163.55 = 4,387.78/x
  3. Step 3: Cross multiply
    14,776.12x = 22,163.55 × 4,387.78
  4. Step 4: Simplify right side
    14,776.12x = 97,248,781.42
  5. Step 5: Solve for x
    x = 97,248,781.42/14,776.12
  6. Step 6: Final answer
    x = 6,581.48

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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.