Home / 15,202.80-22,799.32-4,672.40

Finding the Fourth Proportional to 15,202.80, 22,799.32 and 4,672.40

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Solution

The fourth proportional to 15,202.80, 22,799.32 and 4,672.40 is: 7,007.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,202.80 : 22,799.32 = 4,672.40 : x
  2. Step 2: Convert to fraction form
    15,202.80/22,799.32 = 4,672.40/x
  3. Step 3: Cross multiply
    15,202.80x = 22,799.32 × 4,672.40
  4. Step 4: Simplify right side
    15,202.80x = 106,527,542.77
  5. Step 5: Solve for x
    x = 106,527,542.77/15,202.80
  6. Step 6: Final answer
    x = 7,007.10

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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.