Home / 42,190.51-58,197.45-27,850.39

Finding the Fourth Proportional to 42,190.51, 58,197.45 and 27,850.39

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Solution

The fourth proportional to 42,190.51, 58,197.45 and 27,850.39 is: 38,416.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,190.51 : 58,197.45 = 27,850.39 : x
  2. Step 2: Convert to fraction form
    42,190.51/58,197.45 = 27,850.39/x
  3. Step 3: Cross multiply
    42,190.51x = 58,197.45 × 27,850.39
  4. Step 4: Simplify right side
    42,190.51x = 1,620,821,679.51
  5. Step 5: Solve for x
    x = 1,620,821,679.51/42,190.51
  6. Step 6: Final answer
    x = 38,416.74

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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.