Home / 15,470.14-23,205.30-4,376.56

Finding the Fourth Proportional to 15,470.14, 23,205.30 and 4,376.56

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Solution

The fourth proportional to 15,470.14, 23,205.30 and 4,376.56 is: 6,564.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,470.14 : 23,205.30 = 4,376.56 : x
  2. Step 2: Convert to fraction form
    15,470.14/23,205.30 = 4,376.56/x
  3. Step 3: Cross multiply
    15,470.14x = 23,205.30 × 4,376.56
  4. Step 4: Simplify right side
    15,470.14x = 101,559,387.77
  5. Step 5: Solve for x
    x = 101,559,387.77/15,470.14
  6. Step 6: Final answer
    x = 6,564.87

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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.