Home / 45,124.84-67,704.54-17,442.28

Finding the Fourth Proportional to 45,124.84, 67,704.54 and 17,442.28

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Solution

The fourth proportional to 45,124.84, 67,704.54 and 17,442.28 is: 26,170.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,124.84 : 67,704.54 = 17,442.28 : x
  2. Step 2: Convert to fraction form
    45,124.84/67,704.54 = 17,442.28/x
  3. Step 3: Cross multiply
    45,124.84x = 67,704.54 × 17,442.28
  4. Step 4: Simplify right side
    45,124.84x = 1,180,921,543.95
  5. Step 5: Solve for x
    x = 1,180,921,543.95/45,124.84
  6. Step 6: Final answer
    x = 26,170.10

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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.