Home / 15,907.04-23,860.56-5,518.76

Finding the Fourth Proportional to 15,907.04, 23,860.56 and 5,518.76

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Solution

The fourth proportional to 15,907.04, 23,860.56 and 5,518.76 is: 8,278.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,907.04 : 23,860.56 = 5,518.76 : x
  2. Step 2: Convert to fraction form
    15,907.04/23,860.56 = 5,518.76/x
  3. Step 3: Cross multiply
    15,907.04x = 23,860.56 × 5,518.76
  4. Step 4: Simplify right side
    15,907.04x = 131,680,704.11
  5. Step 5: Solve for x
    x = 131,680,704.11/15,907.04
  6. Step 6: Final answer
    x = 8,278.14

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Similar ratio
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1.5x scale

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.