Home / 27,851.73-38,416.05-17,235.06

Finding the Fourth Proportional to 27,851.73, 38,416.05 and 17,235.06

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Solution

The fourth proportional to 27,851.73, 38,416.05 and 17,235.06 is: 23,772.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,851.73 : 38,416.05 = 17,235.06 : x
  2. Step 2: Convert to fraction form
    27,851.73/38,416.05 = 17,235.06/x
  3. Step 3: Cross multiply
    27,851.73x = 38,416.05 × 17,235.06
  4. Step 4: Simplify right side
    27,851.73x = 662,102,926.71
  5. Step 5: Solve for x
    x = 662,102,926.71/27,851.73
  6. Step 6: Final answer
    x = 23,772.42

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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.