Home / 16,436.15-22,683.89-9,267.45

Finding the Fourth Proportional to 16,436.15, 22,683.89 and 9,267.45

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Solution

The fourth proportional to 16,436.15, 22,683.89 and 9,267.45 is: 12,790.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,436.15 : 22,683.89 = 9,267.45 : x
  2. Step 2: Convert to fraction form
    16,436.15/22,683.89 = 9,267.45/x
  3. Step 3: Cross multiply
    16,436.15x = 22,683.89 × 9,267.45
  4. Step 4: Simplify right side
    16,436.15x = 210,221,816.38
  5. Step 5: Solve for x
    x = 210,221,816.38/16,436.15
  6. Step 6: Final answer
    x = 12,790.21

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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.