Home / 20,024.32-30,015.64-7,535.76

Finding the Fourth Proportional to 20,024.32, 30,015.64 and 7,535.76

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Solution

The fourth proportional to 20,024.32, 30,015.64 and 7,535.76 is: 11,295.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,024.32 : 30,015.64 = 7,535.76 : x
  2. Step 2: Convert to fraction form
    20,024.32/30,015.64 = 7,535.76/x
  3. Step 3: Cross multiply
    20,024.32x = 30,015.64 × 7,535.76
  4. Step 4: Simplify right side
    20,024.32x = 226,190,659.29
  5. Step 5: Solve for x
    x = 226,190,659.29/20,024.32
  6. Step 6: Final answer
    x = 11,295.80

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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.