Home / 45,626.90-68,445.81-17,545.82

Finding the Fourth Proportional to 45,626.90, 68,445.81 and 17,545.82

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Solution

The fourth proportional to 45,626.90, 68,445.81 and 17,545.82 is: 26,320.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,626.90 : 68,445.81 = 17,545.82 : x
  2. Step 2: Convert to fraction form
    45,626.90/68,445.81 = 17,545.82/x
  3. Step 3: Cross multiply
    45,626.90x = 68,445.81 × 17,545.82
  4. Step 4: Simplify right side
    45,626.90x = 1,200,937,519.79
  5. Step 5: Solve for x
    x = 1,200,937,519.79/45,626.90
  6. Step 6: Final answer
    x = 26,320.83

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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.