Home / 14,631.74-21,951.71-5,872.80

Finding the Fourth Proportional to 14,631.74, 21,951.71 and 5,872.80

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Solution

The fourth proportional to 14,631.74, 21,951.71 and 5,872.80 is: 8,810.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,631.74 : 21,951.71 = 5,872.80 : x
  2. Step 2: Convert to fraction form
    14,631.74/21,951.71 = 5,872.80/x
  3. Step 3: Cross multiply
    14,631.74x = 21,951.71 × 5,872.80
  4. Step 4: Simplify right side
    14,631.74x = 128,918,077.47
  5. Step 5: Solve for x
    x = 128,918,077.47/14,631.74
  6. Step 6: Final answer
    x = 8,810.85

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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.