Home / 18,017.82-26,908.46-15,356.98

Finding the Fourth Proportional to 18,017.82, 26,908.46 and 15,356.98

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Solution

The fourth proportional to 18,017.82, 26,908.46 and 15,356.98 is: 22,934.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,017.82 : 26,908.46 = 15,356.98 : x
  2. Step 2: Convert to fraction form
    18,017.82/26,908.46 = 15,356.98/x
  3. Step 3: Cross multiply
    18,017.82x = 26,908.46 × 15,356.98
  4. Step 4: Simplify right side
    18,017.82x = 413,232,682.05
  5. Step 5: Solve for x
    x = 413,232,682.05/18,017.82
  6. Step 6: Final answer
    x = 22,934.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.