Home / 15,054.38-22,581.76-7,157.64

Finding the Fourth Proportional to 15,054.38, 22,581.76 and 7,157.64

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Solution

The fourth proportional to 15,054.38, 22,581.76 and 7,157.64 is: 10,736.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,054.38 : 22,581.76 = 7,157.64 : x
  2. Step 2: Convert to fraction form
    15,054.38/22,581.76 = 7,157.64/x
  3. Step 3: Cross multiply
    15,054.38x = 22,581.76 × 7,157.64
  4. Step 4: Simplify right side
    15,054.38x = 161,632,145.47
  5. Step 5: Solve for x
    x = 161,632,145.47/15,054.38
  6. Step 6: Final answer
    x = 10,736.55

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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.