Home / 45,257.57-67,864.43-26,543.73

Finding the Fourth Proportional to 45,257.57, 67,864.43 and 26,543.73

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Solution

The fourth proportional to 45,257.57, 67,864.43 and 26,543.73 is: 39,802.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,257.57 : 67,864.43 = 26,543.73 : x
  2. Step 2: Convert to fraction form
    45,257.57/67,864.43 = 26,543.73/x
  3. Step 3: Cross multiply
    45,257.57x = 67,864.43 × 26,543.73
  4. Step 4: Simplify right side
    45,257.57x = 1,801,374,973.81
  5. Step 5: Solve for x
    x = 1,801,374,973.81/45,257.57
  6. Step 6: Final answer
    x = 39,802.74

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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.