Home / 17,689.56-26,538.66-7,304.28

Finding the Fourth Proportional to 17,689.56, 26,538.66 and 7,304.28

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Solution

The fourth proportional to 17,689.56, 26,538.66 and 7,304.28 is: 10,958.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,689.56 : 26,538.66 = 7,304.28 : x
  2. Step 2: Convert to fraction form
    17,689.56/26,538.66 = 7,304.28/x
  3. Step 3: Cross multiply
    17,689.56x = 26,538.66 × 7,304.28
  4. Step 4: Simplify right side
    17,689.56x = 193,845,803.46
  5. Step 5: Solve for x
    x = 193,845,803.46/17,689.56
  6. Step 6: Final answer
    x = 10,958.20

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1.5x scale

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.