Home / 27,484.47-41,232.75-15,643.81

Finding the Fourth Proportional to 27,484.47, 41,232.75 and 15,643.81

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Solution

The fourth proportional to 27,484.47, 41,232.75 and 15,643.81 is: 23,469.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,484.47 : 41,232.75 = 15,643.81 : x
  2. Step 2: Convert to fraction form
    27,484.47/41,232.75 = 15,643.81/x
  3. Step 3: Cross multiply
    27,484.47x = 41,232.75 × 15,643.81
  4. Step 4: Simplify right side
    27,484.47x = 645,037,306.78
  5. Step 5: Solve for x
    x = 645,037,306.78/27,484.47
  6. Step 6: Final answer
    x = 23,469.16

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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.