Home / 16,868.10-23,277.90-9,416.10

Finding the Fourth Proportional to 16,868.10, 23,277.90 and 9,416.10

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Solution

The fourth proportional to 16,868.10, 23,277.90 and 9,416.10 is: 12,994.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,868.10 : 23,277.90 = 9,416.10 : x
  2. Step 2: Convert to fraction form
    16,868.10/23,277.90 = 9,416.10/x
  3. Step 3: Cross multiply
    16,868.10x = 23,277.90 × 9,416.10
  4. Step 4: Simplify right side
    16,868.10x = 219,187,034.19
  5. Step 5: Solve for x
    x = 219,187,034.19/16,868.10
  6. Step 6: Final answer
    x = 12,994.17

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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.