Home / 20,204.83-30,344.91-18,559.18

Finding the Fourth Proportional to 20,204.83, 30,344.91 and 18,559.18

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Solution

The fourth proportional to 20,204.83, 30,344.91 and 18,559.18 is: 27,873.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,204.83 : 30,344.91 = 18,559.18 : x
  2. Step 2: Convert to fraction form
    20,204.83/30,344.91 = 18,559.18/x
  3. Step 3: Cross multiply
    20,204.83x = 30,344.91 × 18,559.18
  4. Step 4: Simplify right side
    20,204.83x = 563,176,646.77
  5. Step 5: Solve for x
    x = 563,176,646.77/20,204.83
  6. Step 6: Final answer
    x = 27,873.37

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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.