Home / 18,263.55-27,395.33-14,326.95

Finding the Fourth Proportional to 18,263.55, 27,395.33 and 14,326.95

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Solution

The fourth proportional to 18,263.55, 27,395.33 and 14,326.95 is: 21,490.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,263.55 : 27,395.33 = 14,326.95 : x
  2. Step 2: Convert to fraction form
    18,263.55/27,395.33 = 14,326.95/x
  3. Step 3: Cross multiply
    18,263.55x = 27,395.33 × 14,326.95
  4. Step 4: Simplify right side
    18,263.55x = 392,491,451.51
  5. Step 5: Solve for x
    x = 392,491,451.51/18,263.55
  6. Step 6: Final answer
    x = 21,490.43

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1.5x scale

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.