Home / 15,538.15-23,293.23-5,670.51

Finding the Fourth Proportional to 15,538.15, 23,293.23 and 5,670.51

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Solution

The fourth proportional to 15,538.15, 23,293.23 and 5,670.51 is: 8,500.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,538.15 : 23,293.23 = 5,670.51 : x
  2. Step 2: Convert to fraction form
    15,538.15/23,293.23 = 5,670.51/x
  3. Step 3: Cross multiply
    15,538.15x = 23,293.23 × 5,670.51
  4. Step 4: Simplify right side
    15,538.15x = 132,084,493.65
  5. Step 5: Solve for x
    x = 132,084,493.65/15,538.15
  6. Step 6: Final answer
    x = 8,500.66

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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.