Home / 16,161.86-24,233.40-9,138.32

Finding the Fourth Proportional to 16,161.86, 24,233.40 and 9,138.32

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Solution

The fourth proportional to 16,161.86, 24,233.40 and 9,138.32 is: 13,702.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,161.86 : 24,233.40 = 9,138.32 : x
  2. Step 2: Convert to fraction form
    16,161.86/24,233.40 = 9,138.32/x
  3. Step 3: Cross multiply
    16,161.86x = 24,233.40 × 9,138.32
  4. Step 4: Simplify right side
    16,161.86x = 221,452,563.89
  5. Step 5: Solve for x
    x = 221,452,563.89/16,161.86
  6. Step 6: Final answer
    x = 13,702.17

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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.