Home / 27,820.32-41,721.84-9,348

Finding the Fourth Proportional to 27,820.32, 41,721.84 and 9,348

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Solution

The fourth proportional to 27,820.32, 41,721.84 and 9,348 is: 14,019.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,820.32 : 41,721.84 = 9,348 : x
  2. Step 2: Convert to fraction form
    27,820.32/41,721.84 = 9,348/x
  3. Step 3: Cross multiply
    27,820.32x = 41,721.84 × 9,348
  4. Step 4: Simplify right side
    27,820.32x = 390,015,760.32
  5. Step 5: Solve for x
    x = 390,015,760.32/27,820.32
  6. Step 6: Final answer
    x = 14,019.10

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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.