Home / 15,074.93-22,618.55-5,221.15

Finding the Fourth Proportional to 15,074.93, 22,618.55 and 5,221.15

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Solution

The fourth proportional to 15,074.93, 22,618.55 and 5,221.15 is: 7,833.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,074.93 : 22,618.55 = 5,221.15 : x
  2. Step 2: Convert to fraction form
    15,074.93/22,618.55 = 5,221.15/x
  3. Step 3: Cross multiply
    15,074.93x = 22,618.55 × 5,221.15
  4. Step 4: Simplify right side
    15,074.93x = 118,094,798.84
  5. Step 5: Solve for x
    x = 118,094,798.84/15,074.93
  6. Step 6: Final answer
    x = 7,833.85

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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.