Home / 14,710.86-22,067.28-6,391.44

Finding the Fourth Proportional to 14,710.86, 22,067.28 and 6,391.44

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Solution

The fourth proportional to 14,710.86, 22,067.28 and 6,391.44 is: 9,587.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,710.86 : 22,067.28 = 6,391.44 : x
  2. Step 2: Convert to fraction form
    14,710.86/22,067.28 = 6,391.44/x
  3. Step 3: Cross multiply
    14,710.86x = 22,067.28 × 6,391.44
  4. Step 4: Simplify right side
    14,710.86x = 141,041,696.08
  5. Step 5: Solve for x
    x = 141,041,696.08/14,710.86
  6. Step 6: Final answer
    x = 9,587.59

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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.