Home / 27,467.06-37,902.21-15,528.74

Finding the Fourth Proportional to 27,467.06, 37,902.21 and 15,528.74

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Solution

The fourth proportional to 27,467.06, 37,902.21 and 15,528.74 is: 21,428.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,467.06 : 37,902.21 = 15,528.74 : x
  2. Step 2: Convert to fraction form
    27,467.06/37,902.21 = 15,528.74/x
  3. Step 3: Cross multiply
    27,467.06x = 37,902.21 × 15,528.74
  4. Step 4: Simplify right side
    27,467.06x = 588,573,564.52
  5. Step 5: Solve for x
    x = 588,573,564.52/27,467.06
  6. Step 6: Final answer
    x = 21,428.34

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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.