Home / 16,044.28-22,141.38-8,970.52

Finding the Fourth Proportional to 16,044.28, 22,141.38 and 8,970.52

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Solution

The fourth proportional to 16,044.28, 22,141.38 and 8,970.52 is: 12,379.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,044.28 : 22,141.38 = 8,970.52 : x
  2. Step 2: Convert to fraction form
    16,044.28/22,141.38 = 8,970.52/x
  3. Step 3: Cross multiply
    16,044.28x = 22,141.38 × 8,970.52
  4. Step 4: Simplify right side
    16,044.28x = 198,619,692.12
  5. Step 5: Solve for x
    x = 198,619,692.12/16,044.28
  6. Step 6: Final answer
    x = 12,379.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.