Home / 19,425.17-26,811.14-13,753.95

Finding the Fourth Proportional to 19,425.17, 26,811.14 and 13,753.95

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Solution

The fourth proportional to 19,425.17, 26,811.14 and 13,753.95 is: 18,983.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,425.17 : 26,811.14 = 13,753.95 : x
  2. Step 2: Convert to fraction form
    19,425.17/26,811.14 = 13,753.95/x
  3. Step 3: Cross multiply
    19,425.17x = 26,811.14 × 13,753.95
  4. Step 4: Simplify right side
    19,425.17x = 368,759,010.23
  5. Step 5: Solve for x
    x = 368,759,010.23/19,425.17
  6. Step 6: Final answer
    x = 18,983.57

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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.