Home / 16,853.28-25,279.90-5,164.98

Finding the Fourth Proportional to 16,853.28, 25,279.90 and 5,164.98

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Solution

The fourth proportional to 16,853.28, 25,279.90 and 5,164.98 is: 7,747.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,853.28 : 25,279.90 = 5,164.98 : x
  2. Step 2: Convert to fraction form
    16,853.28/25,279.90 = 5,164.98/x
  3. Step 3: Cross multiply
    16,853.28x = 25,279.90 × 5,164.98
  4. Step 4: Simplify right side
    16,853.28x = 130,570,177.90
  5. Step 5: Solve for x
    x = 130,570,177.90/16,853.28
  6. Step 6: Final answer
    x = 7,747.46

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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.