Home / 16,953.77-23,396.42-9,400.21

Finding the Fourth Proportional to 16,953.77, 23,396.42 and 9,400.21

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Solution

The fourth proportional to 16,953.77, 23,396.42 and 9,400.21 is: 12,972.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,953.77 : 23,396.42 = 9,400.21 : x
  2. Step 2: Convert to fraction form
    16,953.77/23,396.42 = 9,400.21/x
  3. Step 3: Cross multiply
    16,953.77x = 23,396.42 × 9,400.21
  4. Step 4: Simplify right side
    16,953.77x = 219,931,226.26
  5. Step 5: Solve for x
    x = 219,931,226.26/16,953.77
  6. Step 6: Final answer
    x = 12,972.41

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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.