Home / 27,420.12-37,852.92-17,353.44

Finding the Fourth Proportional to 27,420.12, 37,852.92 and 17,353.44

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Solution

The fourth proportional to 27,420.12, 37,852.92 and 17,353.44 is: 23,956.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,420.12 : 37,852.92 = 17,353.44 : x
  2. Step 2: Convert to fraction form
    27,420.12/37,852.92 = 17,353.44/x
  3. Step 3: Cross multiply
    27,420.12x = 37,852.92 × 17,353.44
  4. Step 4: Simplify right side
    27,420.12x = 656,878,376.04
  5. Step 5: Solve for x
    x = 656,878,376.04/27,420.12
  6. Step 6: Final answer
    x = 23,956.07

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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.