Home / 15,437.80-23,162.26-6,072.64

Finding the Fourth Proportional to 15,437.80, 23,162.26 and 6,072.64

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Solution

The fourth proportional to 15,437.80, 23,162.26 and 6,072.64 is: 9,111.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,437.80 : 23,162.26 = 6,072.64 : x
  2. Step 2: Convert to fraction form
    15,437.80/23,162.26 = 6,072.64/x
  3. Step 3: Cross multiply
    15,437.80x = 23,162.26 × 6,072.64
  4. Step 4: Simplify right side
    15,437.80x = 140,656,066.57
  5. Step 5: Solve for x
    x = 140,656,066.57/15,437.80
  6. Step 6: Final answer
    x = 9,111.15

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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.