Home / 14,377.68-19,711.80-14,115.24

Finding the Fourth Proportional to 14,377.68, 19,711.80 and 14,115.24

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Solution

The fourth proportional to 14,377.68, 19,711.80 and 14,115.24 is: 19,351.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,377.68 : 19,711.80 = 14,115.24 : x
  2. Step 2: Convert to fraction form
    14,377.68/19,711.80 = 14,115.24/x
  3. Step 3: Cross multiply
    14,377.68x = 19,711.80 × 14,115.24
  4. Step 4: Simplify right side
    14,377.68x = 278,236,787.83
  5. Step 5: Solve for x
    x = 278,236,787.83/14,377.68
  6. Step 6: Final answer
    x = 19,351.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.