Home / 27,008.78-37,272.06-15,071.41

Finding the Fourth Proportional to 27,008.78, 37,272.06 and 15,071.41

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Solution

The fourth proportional to 27,008.78, 37,272.06 and 15,071.41 is: 20,798.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,008.78 : 37,272.06 = 15,071.41 : x
  2. Step 2: Convert to fraction form
    27,008.78/37,272.06 = 15,071.41/x
  3. Step 3: Cross multiply
    27,008.78x = 37,272.06 × 15,071.41
  4. Step 4: Simplify right side
    27,008.78x = 561,742,404.62
  5. Step 5: Solve for x
    x = 561,742,404.62/27,008.78
  6. Step 6: Final answer
    x = 20,798.51

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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.