Home / 42,067.42-63,093.84-10,902.67

Finding the Fourth Proportional to 42,067.42, 63,093.84 and 10,902.67

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Solution

The fourth proportional to 42,067.42, 63,093.84 and 10,902.67 is: 16,352.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,067.42 : 63,093.84 = 10,902.67 : x
  2. Step 2: Convert to fraction form
    42,067.42/63,093.84 = 10,902.67/x
  3. Step 3: Cross multiply
    42,067.42x = 63,093.84 × 10,902.67
  4. Step 4: Simplify right side
    42,067.42x = 687,891,117.93
  5. Step 5: Solve for x
    x = 687,891,117.93/42,067.42
  6. Step 6: Final answer
    x = 16,352.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.