Home / 42,222.08-58,241.09-27,882.05

Finding the Fourth Proportional to 42,222.08, 58,241.09 and 27,882.05

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Solution

The fourth proportional to 42,222.08, 58,241.09 and 27,882.05 is: 38,460.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,222.08 : 58,241.09 = 27,882.05 : x
  2. Step 2: Convert to fraction form
    42,222.08/58,241.09 = 27,882.05/x
  3. Step 3: Cross multiply
    42,222.08x = 58,241.09 × 27,882.05
  4. Step 4: Simplify right side
    42,222.08x = 1,623,880,761.93
  5. Step 5: Solve for x
    x = 1,623,880,761.93/42,222.08
  6. Step 6: Final answer
    x = 38,460.46

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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.