Home / 45,325.54-67,988.30-17,239.10

Finding the Fourth Proportional to 45,325.54, 67,988.30 and 17,239.10

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Solution

The fourth proportional to 45,325.54, 67,988.30 and 17,239.10 is: 25,858.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,325.54 : 67,988.30 = 17,239.10 : x
  2. Step 2: Convert to fraction form
    45,325.54/67,988.30 = 17,239.10/x
  3. Step 3: Cross multiply
    45,325.54x = 67,988.30 × 17,239.10
  4. Step 4: Simplify right side
    45,325.54x = 1,172,057,331.76
  5. Step 5: Solve for x
    x = 1,172,057,331.76/45,325.54
  6. Step 6: Final answer
    x = 25,858.65

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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.