Home / 42,690.22-58,960.09-33,243.75

Finding the Fourth Proportional to 42,690.22, 58,960.09 and 33,243.75

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Solution

The fourth proportional to 42,690.22, 58,960.09 and 33,243.75 is: 45,913.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,690.22 : 58,960.09 = 33,243.75 : x
  2. Step 2: Convert to fraction form
    42,690.22/58,960.09 = 33,243.75/x
  3. Step 3: Cross multiply
    42,690.22x = 58,960.09 × 33,243.75
  4. Step 4: Simplify right side
    42,690.22x = 1,960,054,346.50
  5. Step 5: Solve for x
    x = 1,960,054,346.50/42,690.22
  6. Step 6: Final answer
    x = 45,913.42

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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.