Home / 19,227.33-28,865.90-18,437.58

Finding the Fourth Proportional to 19,227.33, 28,865.90 and 18,437.58

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Solution

The fourth proportional to 19,227.33, 28,865.90 and 18,437.58 is: 27,680.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,227.33 : 28,865.90 = 18,437.58 : x
  2. Step 2: Convert to fraction form
    19,227.33/28,865.90 = 18,437.58/x
  3. Step 3: Cross multiply
    19,227.33x = 28,865.90 × 18,437.58
  4. Step 4: Simplify right side
    19,227.33x = 532,217,386.62
  5. Step 5: Solve for x
    x = 532,217,386.62/19,227.33
  6. Step 6: Final answer
    x = 27,680.25

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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.