Home / 16,919.99-23,349.30-9,366.16

Finding the Fourth Proportional to 16,919.99, 23,349.30 and 9,366.16

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Solution

The fourth proportional to 16,919.99, 23,349.30 and 9,366.16 is: 12,925.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,919.99 : 23,349.30 = 9,366.16 : x
  2. Step 2: Convert to fraction form
    16,919.99/23,349.30 = 9,366.16/x
  3. Step 3: Cross multiply
    16,919.99x = 23,349.30 × 9,366.16
  4. Step 4: Simplify right side
    16,919.99x = 218,693,282.66
  5. Step 5: Solve for x
    x = 218,693,282.66/16,919.99
  6. Step 6: Final answer
    x = 12,925.14

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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.