Home / 27,262.65-37,619.87-15,934.80

Finding the Fourth Proportional to 27,262.65, 37,619.87 and 15,934.80

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Solution

The fourth proportional to 27,262.65, 37,619.87 and 15,934.80 is: 21,988.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,262.65 : 37,619.87 = 15,934.80 : x
  2. Step 2: Convert to fraction form
    27,262.65/37,619.87 = 15,934.80/x
  3. Step 3: Cross multiply
    27,262.65x = 37,619.87 × 15,934.80
  4. Step 4: Simplify right side
    27,262.65x = 599,465,024.80
  5. Step 5: Solve for x
    x = 599,465,024.80/27,262.65
  6. Step 6: Final answer
    x = 21,988.51

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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.