Home / 43,745.31-65,618.51-17,434.71

Finding the Fourth Proportional to 43,745.31, 65,618.51 and 17,434.71

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Solution

The fourth proportional to 43,745.31, 65,618.51 and 17,434.71 is: 26,152.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,745.31 : 65,618.51 = 17,434.71 : x
  2. Step 2: Convert to fraction form
    43,745.31/65,618.51 = 17,434.71/x
  3. Step 3: Cross multiply
    43,745.31x = 65,618.51 × 17,434.71
  4. Step 4: Simplify right side
    43,745.31x = 1,144,039,605.31
  5. Step 5: Solve for x
    x = 1,144,039,605.31/43,745.31
  6. Step 6: Final answer
    x = 26,152.28

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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.