Home / 18,083.28-26,947.44-17,488.74

Finding the Fourth Proportional to 18,083.28, 26,947.44 and 17,488.74

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Solution

The fourth proportional to 18,083.28, 26,947.44 and 17,488.74 is: 26,061.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,083.28 : 26,947.44 = 17,488.74 : x
  2. Step 2: Convert to fraction form
    18,083.28/26,947.44 = 17,488.74/x
  3. Step 3: Cross multiply
    18,083.28x = 26,947.44 × 17,488.74
  4. Step 4: Simplify right side
    18,083.28x = 471,276,771.83
  5. Step 5: Solve for x
    x = 471,276,771.83/18,083.28
  6. Step 6: Final answer
    x = 26,061.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.