Home / 54,768.34-82,152.78-17,326.90

Finding the Fourth Proportional to 54,768.34, 82,152.78 and 17,326.90

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Solution

The fourth proportional to 54,768.34, 82,152.78 and 17,326.90 is: 25,990.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,768.34 : 82,152.78 = 17,326.90 : x
  2. Step 2: Convert to fraction form
    54,768.34/82,152.78 = 17,326.90/x
  3. Step 3: Cross multiply
    54,768.34x = 82,152.78 × 17,326.90
  4. Step 4: Simplify right side
    54,768.34x = 1,423,453,003.78
  5. Step 5: Solve for x
    x = 1,423,453,003.78/54,768.34
  6. Step 6: Final answer
    x = 25,990.44

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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.