Home / 41,331.84-57,038.53-30,965.22

Finding the Fourth Proportional to 41,331.84, 57,038.53 and 30,965.22

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Solution

The fourth proportional to 41,331.84, 57,038.53 and 30,965.22 is: 42,732.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,331.84 : 57,038.53 = 30,965.22 : x
  2. Step 2: Convert to fraction form
    41,331.84/57,038.53 = 30,965.22/x
  3. Step 3: Cross multiply
    41,331.84x = 57,038.53 × 30,965.22
  4. Step 4: Simplify right side
    41,331.84x = 1,766,210,189.91
  5. Step 5: Solve for x
    x = 1,766,210,189.91/41,331.84
  6. Step 6: Final answer
    x = 42,732.44

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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.