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Finding the Fourth Proportional to 55,486.53, 83,226.15 and 23,895.32

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Solution

The fourth proportional to 55,486.53, 83,226.15 and 23,895.32 is: 35,841.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,486.53 : 83,226.15 = 23,895.32 : x
  2. Step 2: Convert to fraction form
    55,486.53/83,226.15 = 23,895.32/x
  3. Step 3: Cross multiply
    55,486.53x = 83,226.15 × 23,895.32
  4. Step 4: Simplify right side
    55,486.53x = 1,988,715,070.49
  5. Step 5: Solve for x
    x = 1,988,715,070.49/55,486.53
  6. Step 6: Final answer
    x = 35,841.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.