Home / 27,681.75-41,551.85-12,904.92

Finding the Fourth Proportional to 27,681.75, 41,551.85 and 12,904.92

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Solution

The fourth proportional to 27,681.75, 41,551.85 and 12,904.92 is: 19,371.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,681.75 : 41,551.85 = 12,904.92 : x
  2. Step 2: Convert to fraction form
    27,681.75/41,551.85 = 12,904.92/x
  3. Step 3: Cross multiply
    27,681.75x = 41,551.85 × 12,904.92
  4. Step 4: Simplify right side
    27,681.75x = 536,223,027.82
  5. Step 5: Solve for x
    x = 536,223,027.82/27,681.75
  6. Step 6: Final answer
    x = 19,371.00

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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.