Home / 40,224.75-55,510.36-22,319.75

Finding the Fourth Proportional to 40,224.75, 55,510.36 and 22,319.75

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Solution

The fourth proportional to 40,224.75, 55,510.36 and 22,319.75 is: 30,801.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,224.75 : 55,510.36 = 22,319.75 : x
  2. Step 2: Convert to fraction form
    40,224.75/55,510.36 = 22,319.75/x
  3. Step 3: Cross multiply
    40,224.75x = 55,510.36 × 22,319.75
  4. Step 4: Simplify right side
    40,224.75x = 1,238,977,357.61
  5. Step 5: Solve for x
    x = 1,238,977,357.61/40,224.75
  6. Step 6: Final answer
    x = 30,801.37

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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.