Home / 18,983.94-26,198.55-10,602.06

Finding the Fourth Proportional to 18,983.94, 26,198.55 and 10,602.06

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Solution

The fourth proportional to 18,983.94, 26,198.55 and 10,602.06 is: 14,631.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,983.94 : 26,198.55 = 10,602.06 : x
  2. Step 2: Convert to fraction form
    18,983.94/26,198.55 = 10,602.06/x
  3. Step 3: Cross multiply
    18,983.94x = 26,198.55 × 10,602.06
  4. Step 4: Simplify right side
    18,983.94x = 277,758,599.01
  5. Step 5: Solve for x
    x = 277,758,599.01/18,983.94
  6. Step 6: Final answer
    x = 14,631.24

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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.