Home / 14,747.49-22,106.79-8,159.76

Finding the Fourth Proportional to 14,747.49, 22,106.79 and 8,159.76

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Solution

The fourth proportional to 14,747.49, 22,106.79 and 8,159.76 is: 12,231.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,747.49 : 22,106.79 = 8,159.76 : x
  2. Step 2: Convert to fraction form
    14,747.49/22,106.79 = 8,159.76/x
  3. Step 3: Cross multiply
    14,747.49x = 22,106.79 × 8,159.76
  4. Step 4: Simplify right side
    14,747.49x = 180,386,100.77
  5. Step 5: Solve for x
    x = 180,386,100.77/14,747.49
  6. Step 6: Final answer
    x = 12,231.65

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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.