Home / 16,953.85-23,396.19-9,400.18

Finding the Fourth Proportional to 16,953.85, 23,396.19 and 9,400.18

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Solution

The fourth proportional to 16,953.85, 23,396.19 and 9,400.18 is: 12,972.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,953.85 : 23,396.19 = 9,400.18 : x
  2. Step 2: Convert to fraction form
    16,953.85/23,396.19 = 9,400.18/x
  3. Step 3: Cross multiply
    16,953.85x = 23,396.19 × 9,400.18
  4. Step 4: Simplify right side
    16,953.85x = 219,928,400.32
  5. Step 5: Solve for x
    x = 219,928,400.32/16,953.85
  6. Step 6: Final answer
    x = 12,972.18

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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.