Home / 15,610.38-23,415.59-6,376.38

Finding the Fourth Proportional to 15,610.38, 23,415.59 and 6,376.38

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Solution

The fourth proportional to 15,610.38, 23,415.59 and 6,376.38 is: 9,564.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,610.38 : 23,415.59 = 6,376.38 : x
  2. Step 2: Convert to fraction form
    15,610.38/23,415.59 = 6,376.38/x
  3. Step 3: Cross multiply
    15,610.38x = 23,415.59 × 6,376.38
  4. Step 4: Simplify right side
    15,610.38x = 149,306,550.80
  5. Step 5: Solve for x
    x = 149,306,550.80/15,610.38
  6. Step 6: Final answer
    x = 9,564.57

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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.