Home / 40,213.73-55,501.60-22,314.50

Finding the Fourth Proportional to 40,213.73, 55,501.60 and 22,314.50

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Solution

The fourth proportional to 40,213.73, 55,501.60 and 22,314.50 is: 30,797.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,213.73 : 55,501.60 = 22,314.50 : x
  2. Step 2: Convert to fraction form
    40,213.73/55,501.60 = 22,314.50/x
  3. Step 3: Cross multiply
    40,213.73x = 55,501.60 × 22,314.50
  4. Step 4: Simplify right side
    40,213.73x = 1,238,490,453.20
  5. Step 5: Solve for x
    x = 1,238,490,453.20/40,213.73
  6. Step 6: Final answer
    x = 30,797.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.