Home / 18,366.03-25,343.24-10,408.95

Finding the Fourth Proportional to 18,366.03, 25,343.24 and 10,408.95

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Solution

The fourth proportional to 18,366.03, 25,343.24 and 10,408.95 is: 14,363.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,366.03 : 25,343.24 = 10,408.95 : x
  2. Step 2: Convert to fraction form
    18,366.03/25,343.24 = 10,408.95/x
  3. Step 3: Cross multiply
    18,366.03x = 25,343.24 × 10,408.95
  4. Step 4: Simplify right side
    18,366.03x = 263,796,465.95
  5. Step 5: Solve for x
    x = 263,796,465.95/18,366.03
  6. Step 6: Final answer
    x = 14,363.28

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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.