Home / 43,830.14-65,761.78-26,312.18

Finding the Fourth Proportional to 43,830.14, 65,761.78 and 26,312.18

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Solution

The fourth proportional to 43,830.14, 65,761.78 and 26,312.18 is: 39,478.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,830.14 : 65,761.78 = 26,312.18 : x
  2. Step 2: Convert to fraction form
    43,830.14/65,761.78 = 26,312.18/x
  3. Step 3: Cross multiply
    43,830.14x = 65,761.78 × 26,312.18
  4. Step 4: Simplify right side
    43,830.14x = 1,730,335,792.48
  5. Step 5: Solve for x
    x = 1,730,335,792.48/43,830.14
  6. Step 6: Final answer
    x = 39,478.22

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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.