Home / 45,685.28-68,509.77-17,589.77

Finding the Fourth Proportional to 45,685.28, 68,509.77 and 17,589.77

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Solution

The fourth proportional to 45,685.28, 68,509.77 and 17,589.77 is: 26,377.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,685.28 : 68,509.77 = 17,589.77 : x
  2. Step 2: Convert to fraction form
    45,685.28/68,509.77 = 17,589.77/x
  3. Step 3: Cross multiply
    45,685.28x = 68,509.77 × 17,589.77
  4. Step 4: Simplify right side
    45,685.28x = 1,205,070,945.45
  5. Step 5: Solve for x
    x = 1,205,070,945.45/45,685.28
  6. Step 6: Final answer
    x = 26,377.66

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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.