Home / 14,432.09-21,616.54-8,575.79

Finding the Fourth Proportional to 14,432.09, 21,616.54 and 8,575.79

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Solution

The fourth proportional to 14,432.09, 21,616.54 and 8,575.79 is: 12,844.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,432.09 : 21,616.54 = 8,575.79 : x
  2. Step 2: Convert to fraction form
    14,432.09/21,616.54 = 8,575.79/x
  3. Step 3: Cross multiply
    14,432.09x = 21,616.54 × 8,575.79
  4. Step 4: Simplify right side
    14,432.09x = 185,378,778.04
  5. Step 5: Solve for x
    x = 185,378,778.04/14,432.09
  6. Step 6: Final answer
    x = 12,844.91

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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.