Home / 27,306.84-37,680.52-15,369.97

Finding the Fourth Proportional to 27,306.84, 37,680.52 and 15,369.97

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Solution

The fourth proportional to 27,306.84, 37,680.52 and 15,369.97 is: 21,208.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,306.84 : 37,680.52 = 15,369.97 : x
  2. Step 2: Convert to fraction form
    27,306.84/37,680.52 = 15,369.97/x
  3. Step 3: Cross multiply
    27,306.84x = 37,680.52 × 15,369.97
  4. Step 4: Simplify right side
    27,306.84x = 579,148,461.98
  5. Step 5: Solve for x
    x = 579,148,461.98/27,306.84
  6. Step 6: Final answer
    x = 21,208.92

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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.