Home / 45,397.60-68,096.40-14,232.80

Finding the Fourth Proportional to 45,397.60, 68,096.40 and 14,232.80

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Solution

The fourth proportional to 45,397.60, 68,096.40 and 14,232.80 is: 21,349.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,397.60 : 68,096.40 = 14,232.80 : x
  2. Step 2: Convert to fraction form
    45,397.60/68,096.40 = 14,232.80/x
  3. Step 3: Cross multiply
    45,397.60x = 68,096.40 × 14,232.80
  4. Step 4: Simplify right side
    45,397.60x = 969,202,441.92
  5. Step 5: Solve for x
    x = 969,202,441.92/45,397.60
  6. Step 6: Final answer
    x = 21,349.20

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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.