Home / 27,681.12-41,521.68-6,904.80

Finding the Fourth Proportional to 27,681.12, 41,521.68 and 6,904.80

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Solution

The fourth proportional to 27,681.12, 41,521.68 and 6,904.80 is: 10,357.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,681.12 : 41,521.68 = 6,904.80 : x
  2. Step 2: Convert to fraction form
    27,681.12/41,521.68 = 6,904.80/x
  3. Step 3: Cross multiply
    27,681.12x = 41,521.68 × 6,904.80
  4. Step 4: Simplify right side
    27,681.12x = 286,698,896.06
  5. Step 5: Solve for x
    x = 286,698,896.06/27,681.12
  6. Step 6: Final answer
    x = 10,357.20

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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.