Home / 20,023.59-30,016.80-9,498.55

Finding the Fourth Proportional to 20,023.59, 30,016.80 and 9,498.55

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Solution

The fourth proportional to 20,023.59, 30,016.80 and 9,498.55 is: 14,239.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,023.59 : 30,016.80 = 9,498.55 : x
  2. Step 2: Convert to fraction form
    20,023.59/30,016.80 = 9,498.55/x
  3. Step 3: Cross multiply
    20,023.59x = 30,016.80 × 9,498.55
  4. Step 4: Simplify right side
    20,023.59x = 285,116,000.60
  5. Step 5: Solve for x
    x = 285,116,000.60/20,023.59
  6. Step 6: Final answer
    x = 14,239.01

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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.