Home / 15,416.28-23,124.42-7,630.56

Finding the Fourth Proportional to 15,416.28, 23,124.42 and 7,630.56

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Solution

The fourth proportional to 15,416.28, 23,124.42 and 7,630.56 is: 11,445.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,416.28 : 23,124.42 = 7,630.56 : x
  2. Step 2: Convert to fraction form
    15,416.28/23,124.42 = 7,630.56/x
  3. Step 3: Cross multiply
    15,416.28x = 23,124.42 × 7,630.56
  4. Step 4: Simplify right side
    15,416.28x = 176,452,274.28
  5. Step 5: Solve for x
    x = 176,452,274.28/15,416.28
  6. Step 6: Final answer
    x = 11,445.84

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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.