Home / 16,311.93-22,515.80-14,884.71

Finding the Fourth Proportional to 16,311.93, 22,515.80 and 14,884.71

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Solution

The fourth proportional to 16,311.93, 22,515.80 and 14,884.71 is: 20,545.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,311.93 : 22,515.80 = 14,884.71 : x
  2. Step 2: Convert to fraction form
    16,311.93/22,515.80 = 14,884.71/x
  3. Step 3: Cross multiply
    16,311.93x = 22,515.80 × 14,884.71
  4. Step 4: Simplify right side
    16,311.93x = 335,141,153.42
  5. Step 5: Solve for x
    x = 335,141,153.42/16,311.93
  6. Step 6: Final answer
    x = 20,545.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.