Home / 45,578.02-68,320.11-17,490.59

Finding the Fourth Proportional to 45,578.02, 68,320.11 and 17,490.59

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Solution

The fourth proportional to 45,578.02, 68,320.11 and 17,490.59 is: 26,217.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,578.02 : 68,320.11 = 17,490.59 : x
  2. Step 2: Convert to fraction form
    45,578.02/68,320.11 = 17,490.59/x
  3. Step 3: Cross multiply
    45,578.02x = 68,320.11 × 17,490.59
  4. Step 4: Simplify right side
    45,578.02x = 1,194,959,269.15
  5. Step 5: Solve for x
    x = 1,194,959,269.15/45,578.02
  6. Step 6: Final answer
    x = 26,217.89

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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.