Home / 19,015.45-26,241.23-10,631.95

Finding the Fourth Proportional to 19,015.45, 26,241.23 and 10,631.95

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Solution

The fourth proportional to 19,015.45, 26,241.23 and 10,631.95 is: 14,672.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,015.45 : 26,241.23 = 10,631.95 : x
  2. Step 2: Convert to fraction form
    19,015.45/26,241.23 = 10,631.95/x
  3. Step 3: Cross multiply
    19,015.45x = 26,241.23 × 10,631.95
  4. Step 4: Simplify right side
    19,015.45x = 278,995,406.28
  5. Step 5: Solve for x
    x = 278,995,406.28/19,015.45
  6. Step 6: Final answer
    x = 14,672.04

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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.