Home / 26,428.84-36,473.04-15,816.52

Finding the Fourth Proportional to 26,428.84, 36,473.04 and 15,816.52

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Solution

The fourth proportional to 26,428.84, 36,473.04 and 15,816.52 is: 21,827.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,428.84 : 36,473.04 = 15,816.52 : x
  2. Step 2: Convert to fraction form
    26,428.84/36,473.04 = 15,816.52/x
  3. Step 3: Cross multiply
    26,428.84x = 36,473.04 × 15,816.52
  4. Step 4: Simplify right side
    26,428.84x = 576,876,566.62
  5. Step 5: Solve for x
    x = 576,876,566.62/26,428.84
  6. Step 6: Final answer
    x = 21,827.54

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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.