Home / 14,581.18-21,909.57-12,737.26

Finding the Fourth Proportional to 14,581.18, 21,909.57 and 12,737.26

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Solution

The fourth proportional to 14,581.18, 21,909.57 and 12,737.26 is: 19,138.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,581.18 : 21,909.57 = 12,737.26 : x
  2. Step 2: Convert to fraction form
    14,581.18/21,909.57 = 12,737.26/x
  3. Step 3: Cross multiply
    14,581.18x = 21,909.57 × 12,737.26
  4. Step 4: Simplify right side
    14,581.18x = 279,067,889.58
  5. Step 5: Solve for x
    x = 279,067,889.58/14,581.18
  6. Step 6: Final answer
    x = 19,138.91

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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.