Home / 15,536.38-23,305.78-5,148.12

Finding the Fourth Proportional to 15,536.38, 23,305.78 and 5,148.12

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Solution

The fourth proportional to 15,536.38, 23,305.78 and 5,148.12 is: 7,722.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,536.38 : 23,305.78 = 5,148.12 : x
  2. Step 2: Convert to fraction form
    15,536.38/23,305.78 = 5,148.12/x
  3. Step 3: Cross multiply
    15,536.38x = 23,305.78 × 5,148.12
  4. Step 4: Simplify right side
    15,536.38x = 119,980,952.13
  5. Step 5: Solve for x
    x = 119,980,952.13/15,536.38
  6. Step 6: Final answer
    x = 7,722.58

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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.