Home / 24,422.40-36,633.60-21,081.60

Finding the Fourth Proportional to 24,422.40, 36,633.60 and 21,081.60

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Solution

The fourth proportional to 24,422.40, 36,633.60 and 21,081.60 is: 31,622.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,422.40 : 36,633.60 = 21,081.60 : x
  2. Step 2: Convert to fraction form
    24,422.40/36,633.60 = 21,081.60/x
  3. Step 3: Cross multiply
    24,422.40x = 36,633.60 × 21,081.60
  4. Step 4: Simplify right side
    24,422.40x = 772,294,901.76
  5. Step 5: Solve for x
    x = 772,294,901.76/24,422.40
  6. Step 6: Final answer
    x = 31,622.40

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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.