Home / 27,421.12-37,854.30-17,354.44

Finding the Fourth Proportional to 27,421.12, 37,854.30 and 17,354.44

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Solution

The fourth proportional to 27,421.12, 37,854.30 and 17,354.44 is: 23,957.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,421.12 : 37,854.30 = 17,354.44 : x
  2. Step 2: Convert to fraction form
    27,421.12/37,854.30 = 17,354.44/x
  3. Step 3: Cross multiply
    27,421.12x = 37,854.30 × 17,354.44
  4. Step 4: Simplify right side
    27,421.12x = 656,940,178.09
  5. Step 5: Solve for x
    x = 656,940,178.09/27,421.12
  6. Step 6: Final answer
    x = 23,957.45

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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.