Home / 27,758.84-38,306.52-17,007.89

Finding the Fourth Proportional to 27,758.84, 38,306.52 and 17,007.89

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Solution

The fourth proportional to 27,758.84, 38,306.52 and 17,007.89 is: 23,470.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,758.84 : 38,306.52 = 17,007.89 : x
  2. Step 2: Convert to fraction form
    27,758.84/38,306.52 = 17,007.89/x
  3. Step 3: Cross multiply
    27,758.84x = 38,306.52 × 17,007.89
  4. Step 4: Simplify right side
    27,758.84x = 651,512,886.91
  5. Step 5: Solve for x
    x = 651,512,886.91/27,758.84
  6. Step 6: Final answer
    x = 23,470.47

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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.