Home / 15,863.27-23,778.16-5,323.29

Finding the Fourth Proportional to 15,863.27, 23,778.16 and 5,323.29

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Solution

The fourth proportional to 15,863.27, 23,778.16 and 5,323.29 is: 7,979.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,863.27 : 23,778.16 = 5,323.29 : x
  2. Step 2: Convert to fraction form
    15,863.27/23,778.16 = 5,323.29/x
  3. Step 3: Cross multiply
    15,863.27x = 23,778.16 × 5,323.29
  4. Step 4: Simplify right side
    15,863.27x = 126,578,139.50
  5. Step 5: Solve for x
    x = 126,578,139.50/15,863.27
  6. Step 6: Final answer
    x = 7,979.32

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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.