Home / 40,224.96-55,510.44-22,320.12

Finding the Fourth Proportional to 40,224.96, 55,510.44 and 22,320.12

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Solution

The fourth proportional to 40,224.96, 55,510.44 and 22,320.12 is: 30,801.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,224.96 : 55,510.44 = 22,320.12 : x
  2. Step 2: Convert to fraction form
    40,224.96/55,510.44 = 22,320.12/x
  3. Step 3: Cross multiply
    40,224.96x = 55,510.44 × 22,320.12
  4. Step 4: Simplify right side
    40,224.96x = 1,238,999,682.05
  5. Step 5: Solve for x
    x = 1,238,999,682.05/40,224.96
  6. Step 6: Final answer
    x = 30,801.76

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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.