Home / 15,290.48-22,932.80-5,295.20

Finding the Fourth Proportional to 15,290.48, 22,932.80 and 5,295.20

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Solution

The fourth proportional to 15,290.48, 22,932.80 and 5,295.20 is: 7,941.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,290.48 : 22,932.80 = 5,295.20 : x
  2. Step 2: Convert to fraction form
    15,290.48/22,932.80 = 5,295.20/x
  3. Step 3: Cross multiply
    15,290.48x = 22,932.80 × 5,295.20
  4. Step 4: Simplify right side
    15,290.48x = 121,433,762.56
  5. Step 5: Solve for x
    x = 121,433,762.56/15,290.48
  6. Step 6: Final answer
    x = 7,941.79

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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.