Home / 19,853.55-29,780.30-6,002.55

Finding the Fourth Proportional to 19,853.55, 29,780.30 and 6,002.55

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Solution

The fourth proportional to 19,853.55, 29,780.30 and 6,002.55 is: 9,003.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,853.55 : 29,780.30 = 6,002.55 : x
  2. Step 2: Convert to fraction form
    19,853.55/29,780.30 = 6,002.55/x
  3. Step 3: Cross multiply
    19,853.55x = 29,780.30 × 6,002.55
  4. Step 4: Simplify right side
    19,853.55x = 178,757,709.75
  5. Step 5: Solve for x
    x = 178,757,709.75/19,853.55
  6. Step 6: Final answer
    x = 9,003.82

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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.