Home / 15,131.86-22,694.55-6,364.42

Finding the Fourth Proportional to 15,131.86, 22,694.55 and 6,364.42

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Solution

The fourth proportional to 15,131.86, 22,694.55 and 6,364.42 is: 9,545.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,131.86 : 22,694.55 = 6,364.42 : x
  2. Step 2: Convert to fraction form
    15,131.86/22,694.55 = 6,364.42/x
  3. Step 3: Cross multiply
    15,131.86x = 22,694.55 × 6,364.42
  4. Step 4: Simplify right side
    15,131.86x = 144,437,647.91
  5. Step 5: Solve for x
    x = 144,437,647.91/15,131.86
  6. Step 6: Final answer
    x = 9,545.27

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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.