Home / 16,878.81-23,292.27-9,324.99

Finding the Fourth Proportional to 16,878.81, 23,292.27 and 9,324.99

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Solution

The fourth proportional to 16,878.81, 23,292.27 and 9,324.99 is: 12,868.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,878.81 : 23,292.27 = 9,324.99 : x
  2. Step 2: Convert to fraction form
    16,878.81/23,292.27 = 9,324.99/x
  3. Step 3: Cross multiply
    16,878.81x = 23,292.27 × 9,324.99
  4. Step 4: Simplify right side
    16,878.81x = 217,200,184.83
  5. Step 5: Solve for x
    x = 217,200,184.83/16,878.81
  6. Step 6: Final answer
    x = 12,868.22

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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.