Home / 27,306.90-40,953.06-16,842.15

Finding the Fourth Proportional to 27,306.90, 40,953.06 and 16,842.15

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Solution

The fourth proportional to 27,306.90, 40,953.06 and 16,842.15 is: 25,258.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,306.90 : 40,953.06 = 16,842.15 : x
  2. Step 2: Convert to fraction form
    27,306.90/40,953.06 = 16,842.15/x
  3. Step 3: Cross multiply
    27,306.90x = 40,953.06 × 16,842.15
  4. Step 4: Simplify right side
    27,306.90x = 689,737,579.48
  5. Step 5: Solve for x
    x = 689,737,579.48/27,306.90
  6. Step 6: Final answer
    x = 25,258.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.