Home / 16,135.95-24,169.91-7,378.23

Finding the Fourth Proportional to 16,135.95, 24,169.91 and 7,378.23

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Solution

The fourth proportional to 16,135.95, 24,169.91 and 7,378.23 is: 11,051.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,135.95 : 24,169.91 = 7,378.23 : x
  2. Step 2: Convert to fraction form
    16,135.95/24,169.91 = 7,378.23/x
  3. Step 3: Cross multiply
    16,135.95x = 24,169.91 × 7,378.23
  4. Step 4: Simplify right side
    16,135.95x = 178,331,118.17
  5. Step 5: Solve for x
    x = 178,331,118.17/16,135.95
  6. Step 6: Final answer
    x = 11,051.79

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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.