Home / 42,028.36-62,989.02-22,316.20

Finding the Fourth Proportional to 42,028.36, 62,989.02 and 22,316.20

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Solution

The fourth proportional to 42,028.36, 62,989.02 and 22,316.20 is: 33,445.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,028.36 : 62,989.02 = 22,316.20 : x
  2. Step 2: Convert to fraction form
    42,028.36/62,989.02 = 22,316.20/x
  3. Step 3: Cross multiply
    42,028.36x = 62,989.02 × 22,316.20
  4. Step 4: Simplify right side
    42,028.36x = 1,405,675,568.12
  5. Step 5: Solve for x
    x = 1,405,675,568.12/42,028.36
  6. Step 6: Final answer
    x = 33,445.88

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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.