Home / 15,180.90-22,764.28-5,182.93

Finding the Fourth Proportional to 15,180.90, 22,764.28 and 5,182.93

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Solution

The fourth proportional to 15,180.90, 22,764.28 and 5,182.93 is: 7,771.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,180.90 : 22,764.28 = 5,182.93 : x
  2. Step 2: Convert to fraction form
    15,180.90/22,764.28 = 5,182.93/x
  3. Step 3: Cross multiply
    15,180.90x = 22,764.28 × 5,182.93
  4. Step 4: Simplify right side
    15,180.90x = 117,985,669.74
  5. Step 5: Solve for x
    x = 117,985,669.74/15,180.90
  6. Step 6: Final answer
    x = 7,771.98

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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.