Home / 17,685.52-26,527.64-4,538.02

Finding the Fourth Proportional to 17,685.52, 26,527.64 and 4,538.02

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Solution

The fourth proportional to 17,685.52, 26,527.64 and 4,538.02 is: 6,806.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,685.52 : 26,527.64 = 4,538.02 : x
  2. Step 2: Convert to fraction form
    17,685.52/26,527.64 = 4,538.02/x
  3. Step 3: Cross multiply
    17,685.52x = 26,527.64 × 4,538.02
  4. Step 4: Simplify right side
    17,685.52x = 120,382,960.87
  5. Step 5: Solve for x
    x = 120,382,960.87/17,685.52
  6. Step 6: Final answer
    x = 6,806.87

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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.