Home / 18,822.06-25,942.95-14,283.36

Finding the Fourth Proportional to 18,822.06, 25,942.95 and 14,283.36

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Solution

The fourth proportional to 18,822.06, 25,942.95 and 14,283.36 is: 19,687.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,822.06 : 25,942.95 = 14,283.36 : x
  2. Step 2: Convert to fraction form
    18,822.06/25,942.95 = 14,283.36/x
  3. Step 3: Cross multiply
    18,822.06x = 25,942.95 × 14,283.36
  4. Step 4: Simplify right side
    18,822.06x = 370,552,494.31
  5. Step 5: Solve for x
    x = 370,552,494.31/18,822.06
  6. Step 6: Final answer
    x = 19,687.14

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1.5x scale

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.