Home / 17,963.47-26,941.56-4,812.77

Finding the Fourth Proportional to 17,963.47, 26,941.56 and 4,812.77

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Solution

The fourth proportional to 17,963.47, 26,941.56 and 4,812.77 is: 7,218.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,963.47 : 26,941.56 = 4,812.77 : x
  2. Step 2: Convert to fraction form
    17,963.47/26,941.56 = 4,812.77/x
  3. Step 3: Cross multiply
    17,963.47x = 26,941.56 × 4,812.77
  4. Step 4: Simplify right side
    17,963.47x = 129,663,456.55
  5. Step 5: Solve for x
    x = 129,663,456.55/17,963.47
  6. Step 6: Final answer
    x = 7,218.17

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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.