Home / 27,699.04-38,227.44-16,521.04

Finding the Fourth Proportional to 27,699.04, 38,227.44 and 16,521.04

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Solution

The fourth proportional to 27,699.04, 38,227.44 and 16,521.04 is: 22,800.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,699.04 : 38,227.44 = 16,521.04 : x
  2. Step 2: Convert to fraction form
    27,699.04/38,227.44 = 16,521.04/x
  3. Step 3: Cross multiply
    27,699.04x = 38,227.44 × 16,521.04
  4. Step 4: Simplify right side
    27,699.04x = 631,557,065.34
  5. Step 5: Solve for x
    x = 631,557,065.34/27,699.04
  6. Step 6: Final answer
    x = 22,800.68

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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.