Home / 15,876.76-23,814.87-5,488.24

Finding the Fourth Proportional to 15,876.76, 23,814.87 and 5,488.24

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Solution

The fourth proportional to 15,876.76, 23,814.87 and 5,488.24 is: 8,232.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,876.76 : 23,814.87 = 5,488.24 : x
  2. Step 2: Convert to fraction form
    15,876.76/23,814.87 = 5,488.24/x
  3. Step 3: Cross multiply
    15,876.76x = 23,814.87 × 5,488.24
  4. Step 4: Simplify right side
    15,876.76x = 130,701,722.13
  5. Step 5: Solve for x
    x = 130,701,722.13/15,876.76
  6. Step 6: Final answer
    x = 8,232.27

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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.