Home / 24,077.60-36,116.40-20,544.80

Finding the Fourth Proportional to 24,077.60, 36,116.40 and 20,544.80

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Solution

The fourth proportional to 24,077.60, 36,116.40 and 20,544.80 is: 30,817.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,077.60 : 36,116.40 = 20,544.80 : x
  2. Step 2: Convert to fraction form
    24,077.60/36,116.40 = 20,544.80/x
  3. Step 3: Cross multiply
    24,077.60x = 36,116.40 × 20,544.80
  4. Step 4: Simplify right side
    24,077.60x = 742,004,214.72
  5. Step 5: Solve for x
    x = 742,004,214.72/24,077.60
  6. Step 6: Final answer
    x = 30,817.20

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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.