Home / 27,760.84-38,309.28-17,009.89

Finding the Fourth Proportional to 27,760.84, 38,309.28 and 17,009.89

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Solution

The fourth proportional to 27,760.84, 38,309.28 and 17,009.89 is: 23,473.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,760.84 : 38,309.28 = 17,009.89 : x
  2. Step 2: Convert to fraction form
    27,760.84/38,309.28 = 17,009.89/x
  3. Step 3: Cross multiply
    27,760.84x = 38,309.28 × 17,009.89
  4. Step 4: Simplify right side
    27,760.84x = 651,636,638.78
  5. Step 5: Solve for x
    x = 651,636,638.78/27,760.84
  6. Step 6: Final answer
    x = 23,473.23

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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.