Home / 18,557.43-27,806.95-14,350.98

Finding the Fourth Proportional to 18,557.43, 27,806.95 and 14,350.98

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Solution

The fourth proportional to 18,557.43, 27,806.95 and 14,350.98 is: 21,503.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,557.43 : 27,806.95 = 14,350.98 : x
  2. Step 2: Convert to fraction form
    18,557.43/27,806.95 = 14,350.98/x
  3. Step 3: Cross multiply
    18,557.43x = 27,806.95 × 14,350.98
  4. Step 4: Simplify right side
    18,557.43x = 399,056,896.97
  5. Step 5: Solve for x
    x = 399,056,896.97/18,557.43
  6. Step 6: Final answer
    x = 21,503.89

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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.