Home / 17,685.26-26,535.38-8,325.07

Finding the Fourth Proportional to 17,685.26, 26,535.38 and 8,325.07

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Solution

The fourth proportional to 17,685.26, 26,535.38 and 8,325.07 is: 12,491.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,685.26 : 26,535.38 = 8,325.07 : x
  2. Step 2: Convert to fraction form
    17,685.26/26,535.38 = 8,325.07/x
  3. Step 3: Cross multiply
    17,685.26x = 26,535.38 × 8,325.07
  4. Step 4: Simplify right side
    17,685.26x = 220,908,850.45
  5. Step 5: Solve for x
    x = 220,908,850.45/17,685.26
  6. Step 6: Final answer
    x = 12,491.13

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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.