Home / 17,947.21-26,926.32-9,188.27

Finding the Fourth Proportional to 17,947.21, 26,926.32 and 9,188.27

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Solution

The fourth proportional to 17,947.21, 26,926.32 and 9,188.27 is: 13,785.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,947.21 : 26,926.32 = 9,188.27 : x
  2. Step 2: Convert to fraction form
    17,947.21/26,926.32 = 9,188.27/x
  3. Step 3: Cross multiply
    17,947.21x = 26,926.32 × 9,188.27
  4. Step 4: Simplify right side
    17,947.21x = 247,406,298.27
  5. Step 5: Solve for x
    x = 247,406,298.27/17,947.21
  6. Step 6: Final answer
    x = 13,785.23

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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.