Home / 40,162.02-55,425-24,243.36

Finding the Fourth Proportional to 40,162.02, 55,425 and 24,243.36

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Solution

The fourth proportional to 40,162.02, 55,425 and 24,243.36 is: 33,456.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,162.02 : 55,425 = 24,243.36 : x
  2. Step 2: Convert to fraction form
    40,162.02/55,425 = 24,243.36/x
  3. Step 3: Cross multiply
    40,162.02x = 55,425 × 24,243.36
  4. Step 4: Simplify right side
    40,162.02x = 1,343,688,228
  5. Step 5: Solve for x
    x = 1,343,688,228/40,162.02
  6. Step 6: Final answer
    x = 33,456.69

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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.