Home / 17,688.35-26,523.38-5,206.75

Finding the Fourth Proportional to 17,688.35, 26,523.38 and 5,206.75

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Solution

The fourth proportional to 17,688.35, 26,523.38 and 5,206.75 is: 7,807.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,688.35 : 26,523.38 = 5,206.75 : x
  2. Step 2: Convert to fraction form
    17,688.35/26,523.38 = 5,206.75/x
  3. Step 3: Cross multiply
    17,688.35x = 26,523.38 × 5,206.75
  4. Step 4: Simplify right side
    17,688.35x = 138,100,555.52
  5. Step 5: Solve for x
    x = 138,100,555.52/17,688.35
  6. Step 6: Final answer
    x = 7,807.43

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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.