Home / 15,672.12-23,477.88-9,751.38

Finding the Fourth Proportional to 15,672.12, 23,477.88 and 9,751.38

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Solution

The fourth proportional to 15,672.12, 23,477.88 and 9,751.38 is: 14,608.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,672.12 : 23,477.88 = 9,751.38 : x
  2. Step 2: Convert to fraction form
    15,672.12/23,477.88 = 9,751.38/x
  3. Step 3: Cross multiply
    15,672.12x = 23,477.88 × 9,751.38
  4. Step 4: Simplify right side
    15,672.12x = 228,941,729.47
  5. Step 5: Solve for x
    x = 228,941,729.47/15,672.12
  6. Step 6: Final answer
    x = 14,608.22

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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.