Home / 20,023.60-30,050.36-7,555.92

Finding the Fourth Proportional to 20,023.60, 30,050.36 and 7,555.92

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Solution

The fourth proportional to 20,023.60, 30,050.36 and 7,555.92 is: 11,339.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,023.60 : 30,050.36 = 7,555.92 : x
  2. Step 2: Convert to fraction form
    20,023.60/30,050.36 = 7,555.92/x
  3. Step 3: Cross multiply
    20,023.60x = 30,050.36 × 7,555.92
  4. Step 4: Simplify right side
    20,023.60x = 227,058,116.13
  5. Step 5: Solve for x
    x = 227,058,116.13/20,023.60
  6. Step 6: Final answer
    x = 11,339.53

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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.