Home / 27,178.95-37,507.25-15,079.65

Finding the Fourth Proportional to 27,178.95, 37,507.25 and 15,079.65

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Solution

The fourth proportional to 27,178.95, 37,507.25 and 15,079.65 is: 20,810.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,178.95 : 37,507.25 = 15,079.65 : x
  2. Step 2: Convert to fraction form
    27,178.95/37,507.25 = 15,079.65/x
  3. Step 3: Cross multiply
    27,178.95x = 37,507.25 × 15,079.65
  4. Step 4: Simplify right side
    27,178.95x = 565,596,205.00
  5. Step 5: Solve for x
    x = 565,596,205.00/27,178.95
  6. Step 6: Final answer
    x = 20,810.09

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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.