Home / 27,225.80-37,568.58-15,287.48

Finding the Fourth Proportional to 27,225.80, 37,568.58 and 15,287.48

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Solution

The fourth proportional to 27,225.80, 37,568.58 and 15,287.48 is: 21,095.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,225.80 : 37,568.58 = 15,287.48 : x
  2. Step 2: Convert to fraction form
    27,225.80/37,568.58 = 15,287.48/x
  3. Step 3: Cross multiply
    27,225.80x = 37,568.58 × 15,287.48
  4. Step 4: Simplify right side
    27,225.80x = 574,328,915.38
  5. Step 5: Solve for x
    x = 574,328,915.38/27,225.80
  6. Step 6: Final answer
    x = 21,095.02

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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.