Home / 27,281.07-37,644.83-15,344.16

Finding the Fourth Proportional to 27,281.07, 37,644.83 and 15,344.16

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Solution

The fourth proportional to 27,281.07, 37,644.83 and 15,344.16 is: 21,173.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,281.07 : 37,644.83 = 15,344.16 : x
  2. Step 2: Convert to fraction form
    27,281.07/37,644.83 = 15,344.16/x
  3. Step 3: Cross multiply
    27,281.07x = 37,644.83 × 15,344.16
  4. Step 4: Simplify right side
    27,281.07x = 577,628,106.47
  5. Step 5: Solve for x
    x = 577,628,106.47/27,281.07
  6. Step 6: Final answer
    x = 21,173.22

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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.