Home / 15,074.40-22,611.60-5,212.65

Finding the Fourth Proportional to 15,074.40, 22,611.60 and 5,212.65

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Solution

The fourth proportional to 15,074.40, 22,611.60 and 5,212.65 is: 7,818.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,074.40 : 22,611.60 = 5,212.65 : x
  2. Step 2: Convert to fraction form
    15,074.40/22,611.60 = 5,212.65/x
  3. Step 3: Cross multiply
    15,074.40x = 22,611.60 × 5,212.65
  4. Step 4: Simplify right side
    15,074.40x = 117,866,356.74
  5. Step 5: Solve for x
    x = 117,866,356.74/15,074.40
  6. Step 6: Final answer
    x = 7,818.98

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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.