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Finding the Fourth Proportional to 35,012.85, 48,318.89 and 19,098.17

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Solution

The fourth proportional to 35,012.85, 48,318.89 and 19,098.17 is: 26,356.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,012.85 : 48,318.89 = 19,098.17 : x
  2. Step 2: Convert to fraction form
    35,012.85/48,318.89 = 19,098.17/x
  3. Step 3: Cross multiply
    35,012.85x = 48,318.89 × 19,098.17
  4. Step 4: Simplify right side
    35,012.85x = 922,802,375.43
  5. Step 5: Solve for x
    x = 922,802,375.43/35,012.85
  6. Step 6: Final answer
    x = 26,356.11

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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.