Home / 43,394.56-65,047.80-17,117.92

Finding the Fourth Proportional to 43,394.56, 65,047.80 and 17,117.92

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Solution

The fourth proportional to 43,394.56, 65,047.80 and 17,117.92 is: 25,659.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,394.56 : 65,047.80 = 17,117.92 : x
  2. Step 2: Convert to fraction form
    43,394.56/65,047.80 = 17,117.92/x
  3. Step 3: Cross multiply
    43,394.56x = 65,047.80 × 17,117.92
  4. Step 4: Simplify right side
    43,394.56x = 1,113,483,036.58
  5. Step 5: Solve for x
    x = 1,113,483,036.58/43,394.56
  6. Step 6: Final answer
    x = 25,659.51

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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.