Home / 15,813.38-23,724.17-4,720.07

Finding the Fourth Proportional to 15,813.38, 23,724.17 and 4,720.07

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Solution

The fourth proportional to 15,813.38, 23,724.17 and 4,720.07 is: 7,081.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,813.38 : 23,724.17 = 4,720.07 : x
  2. Step 2: Convert to fraction form
    15,813.38/23,724.17 = 4,720.07/x
  3. Step 3: Cross multiply
    15,813.38x = 23,724.17 × 4,720.07
  4. Step 4: Simplify right side
    15,813.38x = 111,979,689.60
  5. Step 5: Solve for x
    x = 111,979,689.60/15,813.38
  6. Step 6: Final answer
    x = 7,081.33

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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.