Home / 43,790.39-65,679.63-17,117.82

Finding the Fourth Proportional to 43,790.39, 65,679.63 and 17,117.82

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Solution

The fourth proportional to 43,790.39, 65,679.63 and 17,117.82 is: 25,674.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,790.39 : 65,679.63 = 17,117.82 : x
  2. Step 2: Convert to fraction form
    43,790.39/65,679.63 = 17,117.82/x
  3. Step 3: Cross multiply
    43,790.39x = 65,679.63 × 17,117.82
  4. Step 4: Simplify right side
    43,790.39x = 1,124,292,084.01
  5. Step 5: Solve for x
    x = 1,124,292,084.01/43,790.39
  6. Step 6: Final answer
    x = 25,674.41

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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.