Home / 16,971.68-23,425.71-11,937.08

Finding the Fourth Proportional to 16,971.68, 23,425.71 and 11,937.08

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Solution

The fourth proportional to 16,971.68, 23,425.71 and 11,937.08 is: 16,476.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,971.68 : 23,425.71 = 11,937.08 : x
  2. Step 2: Convert to fraction form
    16,971.68/23,425.71 = 11,937.08/x
  3. Step 3: Cross multiply
    16,971.68x = 23,425.71 × 11,937.08
  4. Step 4: Simplify right side
    16,971.68x = 279,634,574.33
  5. Step 5: Solve for x
    x = 279,634,574.33/16,971.68
  6. Step 6: Final answer
    x = 16,476.54

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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.