Home / 27,984.06-38,614.02-16,047.90

Finding the Fourth Proportional to 27,984.06, 38,614.02 and 16,047.90

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Solution

The fourth proportional to 27,984.06, 38,614.02 and 16,047.90 is: 22,143.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,984.06 : 38,614.02 = 16,047.90 : x
  2. Step 2: Convert to fraction form
    27,984.06/38,614.02 = 16,047.90/x
  3. Step 3: Cross multiply
    27,984.06x = 38,614.02 × 16,047.90
  4. Step 4: Simplify right side
    27,984.06x = 619,673,931.56
  5. Step 5: Solve for x
    x = 619,673,931.56/27,984.06
  6. Step 6: Final answer
    x = 22,143.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.