Home / 27,565.94-38,040.95-16,810.79

Finding the Fourth Proportional to 27,565.94, 38,040.95 and 16,810.79

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Solution

The fourth proportional to 27,565.94, 38,040.95 and 16,810.79 is: 23,198.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,565.94 : 38,040.95 = 16,810.79 : x
  2. Step 2: Convert to fraction form
    27,565.94/38,040.95 = 16,810.79/x
  3. Step 3: Cross multiply
    27,565.94x = 38,040.95 × 16,810.79
  4. Step 4: Simplify right side
    27,565.94x = 639,498,337.80
  5. Step 5: Solve for x
    x = 639,498,337.80/27,565.94
  6. Step 6: Final answer
    x = 23,198.86

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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.