Home / 24,221.40-36,332.10-18,000.60

Finding the Fourth Proportional to 24,221.40, 36,332.10 and 18,000.60

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Solution

The fourth proportional to 24,221.40, 36,332.10 and 18,000.60 is: 27,000.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,221.40 : 36,332.10 = 18,000.60 : x
  2. Step 2: Convert to fraction form
    24,221.40/36,332.10 = 18,000.60/x
  3. Step 3: Cross multiply
    24,221.40x = 36,332.10 × 18,000.60
  4. Step 4: Simplify right side
    24,221.40x = 653,999,599.26
  5. Step 5: Solve for x
    x = 653,999,599.26/24,221.40
  6. Step 6: Final answer
    x = 27,000.90

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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.