Home / 16,269.09-24,391.80-10,991.01

Finding the Fourth Proportional to 16,269.09, 24,391.80 and 10,991.01

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Solution

The fourth proportional to 16,269.09, 24,391.80 and 10,991.01 is: 16,478.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,269.09 : 24,391.80 = 10,991.01 : x
  2. Step 2: Convert to fraction form
    16,269.09/24,391.80 = 10,991.01/x
  3. Step 3: Cross multiply
    16,269.09x = 24,391.80 × 10,991.01
  4. Step 4: Simplify right side
    16,269.09x = 268,090,517.72
  5. Step 5: Solve for x
    x = 268,090,517.72/16,269.09
  6. Step 6: Final answer
    x = 16,478.52

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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.