Home / 24,505.20-36,660.60-21,254.40

Finding the Fourth Proportional to 24,505.20, 36,660.60 and 21,254.40

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Solution

The fourth proportional to 24,505.20, 36,660.60 and 21,254.40 is: 31,797.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,505.20 : 36,660.60 = 21,254.40 : x
  2. Step 2: Convert to fraction form
    24,505.20/36,660.60 = 21,254.40/x
  3. Step 3: Cross multiply
    24,505.20x = 36,660.60 × 21,254.40
  4. Step 4: Simplify right side
    24,505.20x = 779,199,056.64
  5. Step 5: Solve for x
    x = 779,199,056.64/24,505.20
  6. Step 6: Final answer
    x = 31,797.29

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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.