Home / 19,182.35-28,773.25-5,331.35

Finding the Fourth Proportional to 19,182.35, 28,773.25 and 5,331.35

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Solution

The fourth proportional to 19,182.35, 28,773.25 and 5,331.35 is: 7,996.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,182.35 : 28,773.25 = 5,331.35 : x
  2. Step 2: Convert to fraction form
    19,182.35/28,773.25 = 5,331.35/x
  3. Step 3: Cross multiply
    19,182.35x = 28,773.25 × 5,331.35
  4. Step 4: Simplify right side
    19,182.35x = 153,400,266.39
  5. Step 5: Solve for x
    x = 153,400,266.39/19,182.35
  6. Step 6: Final answer
    x = 7,996.95

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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.