Home / 28,009.30-41,974.35-15,534.82

Finding the Fourth Proportional to 28,009.30, 41,974.35 and 15,534.82

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Solution

The fourth proportional to 28,009.30, 41,974.35 and 15,534.82 is: 23,280.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,009.30 : 41,974.35 = 15,534.82 : x
  2. Step 2: Convert to fraction form
    28,009.30/41,974.35 = 15,534.82/x
  3. Step 3: Cross multiply
    28,009.30x = 41,974.35 × 15,534.82
  4. Step 4: Simplify right side
    28,009.30x = 652,063,971.87
  5. Step 5: Solve for x
    x = 652,063,971.87/28,009.30
  6. Step 6: Final answer
    x = 23,280.27

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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.