Home / 15,425.46-23,138.64-4,895.52

Finding the Fourth Proportional to 15,425.46, 23,138.64 and 4,895.52

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Solution

The fourth proportional to 15,425.46, 23,138.64 and 4,895.52 is: 7,343.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,425.46 : 23,138.64 = 4,895.52 : x
  2. Step 2: Convert to fraction form
    15,425.46/23,138.64 = 4,895.52/x
  3. Step 3: Cross multiply
    15,425.46x = 23,138.64 × 4,895.52
  4. Step 4: Simplify right side
    15,425.46x = 113,275,674.89
  5. Step 5: Solve for x
    x = 113,275,674.89/15,425.46
  6. Step 6: Final answer
    x = 7,343.42

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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.