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Finding the Fourth Proportional to 41,355, 57,069.90 and 22,492.53

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Solution

The fourth proportional to 41,355, 57,069.90 and 22,492.53 is: 31,039.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,355 : 57,069.90 = 22,492.53 : x
  2. Step 2: Convert to fraction form
    41,355/57,069.90 = 22,492.53/x
  3. Step 3: Cross multiply
    41,355x = 57,069.90 × 22,492.53
  4. Step 4: Simplify right side
    41,355x = 1,283,646,437.85
  5. Step 5: Solve for x
    x = 1,283,646,437.85/41,355
  6. Step 6: Final answer
    x = 31,039.69

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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.