Home / 15,352.67-23,012.10-5,990.96

Finding the Fourth Proportional to 15,352.67, 23,012.10 and 5,990.96

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Solution

The fourth proportional to 15,352.67, 23,012.10 and 5,990.96 is: 8,979.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,352.67 : 23,012.10 = 5,990.96 : x
  2. Step 2: Convert to fraction form
    15,352.67/23,012.10 = 5,990.96/x
  3. Step 3: Cross multiply
    15,352.67x = 23,012.10 × 5,990.96
  4. Step 4: Simplify right side
    15,352.67x = 137,864,628.15
  5. Step 5: Solve for x
    x = 137,864,628.15/15,352.67
  6. Step 6: Final answer
    x = 8,979.85

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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.