Home / 14,752.29-20,358.83-8,702.76

Finding the Fourth Proportional to 14,752.29, 20,358.83 and 8,702.76

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Solution

The fourth proportional to 14,752.29, 20,358.83 and 8,702.76 is: 12,010.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,752.29 : 20,358.83 = 8,702.76 : x
  2. Step 2: Convert to fraction form
    14,752.29/20,358.83 = 8,702.76/x
  3. Step 3: Cross multiply
    14,752.29x = 20,358.83 × 8,702.76
  4. Step 4: Simplify right side
    14,752.29x = 177,178,033.13
  5. Step 5: Solve for x
    x = 177,178,033.13/14,752.29
  6. Step 6: Final answer
    x = 12,010.21

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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.