Home / 15,181.53-22,769.55-4,085.66

Finding the Fourth Proportional to 15,181.53, 22,769.55 and 4,085.66

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Solution

The fourth proportional to 15,181.53, 22,769.55 and 4,085.66 is: 6,127.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,181.53 : 22,769.55 = 4,085.66 : x
  2. Step 2: Convert to fraction form
    15,181.53/22,769.55 = 4,085.66/x
  3. Step 3: Cross multiply
    15,181.53x = 22,769.55 × 4,085.66
  4. Step 4: Simplify right side
    15,181.53x = 93,028,525.81
  5. Step 5: Solve for x
    x = 93,028,525.81/15,181.53
  6. Step 6: Final answer
    x = 6,127.74

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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.