Home / 27,009.29-37,272.75-15,071.91

Finding the Fourth Proportional to 27,009.29, 37,272.75 and 15,071.91

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Solution

The fourth proportional to 27,009.29, 37,272.75 and 15,071.91 is: 20,799.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,009.29 : 37,272.75 = 15,071.91 : x
  2. Step 2: Convert to fraction form
    27,009.29/37,272.75 = 15,071.91/x
  3. Step 3: Cross multiply
    27,009.29x = 37,272.75 × 15,071.91
  4. Step 4: Simplify right side
    27,009.29x = 561,771,533.45
  5. Step 5: Solve for x
    x = 561,771,533.45/27,009.29
  6. Step 6: Final answer
    x = 20,799.20

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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.