Home / 27,881.51-38,473.92-16,549.05

Finding the Fourth Proportional to 27,881.51, 38,473.92 and 16,549.05

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Solution

The fourth proportional to 27,881.51, 38,473.92 and 16,549.05 is: 22,836.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,881.51 : 38,473.92 = 16,549.05 : x
  2. Step 2: Convert to fraction form
    27,881.51/38,473.92 = 16,549.05/x
  3. Step 3: Cross multiply
    27,881.51x = 38,473.92 × 16,549.05
  4. Step 4: Simplify right side
    27,881.51x = 636,706,825.78
  5. Step 5: Solve for x
    x = 636,706,825.78/27,881.51
  6. Step 6: Final answer
    x = 22,836.17

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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.