Home / 45,376.48-68,055.18-17,286.76

Finding the Fourth Proportional to 45,376.48, 68,055.18 and 17,286.76

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Solution

The fourth proportional to 45,376.48, 68,055.18 and 17,286.76 is: 25,926.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,376.48 : 68,055.18 = 17,286.76 : x
  2. Step 2: Convert to fraction form
    45,376.48/68,055.18 = 17,286.76/x
  3. Step 3: Cross multiply
    45,376.48x = 68,055.18 × 17,286.76
  4. Step 4: Simplify right side
    45,376.48x = 1,176,453,563.42
  5. Step 5: Solve for x
    x = 1,176,453,563.42/45,376.48
  6. Step 6: Final answer
    x = 25,926.51

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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.