Home / 15,810.92-23,713.68-5,279.48

Finding the Fourth Proportional to 15,810.92, 23,713.68 and 5,279.48

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Solution

The fourth proportional to 15,810.92, 23,713.68 and 5,279.48 is: 7,918.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,810.92 : 23,713.68 = 5,279.48 : x
  2. Step 2: Convert to fraction form
    15,810.92/23,713.68 = 5,279.48/x
  3. Step 3: Cross multiply
    15,810.92x = 23,713.68 × 5,279.48
  4. Step 4: Simplify right side
    15,810.92x = 125,195,899.29
  5. Step 5: Solve for x
    x = 125,195,899.29/15,810.92
  6. Step 6: Final answer
    x = 7,918.32

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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.