Home / 27,051.48-37,330.68-15,115.32

Finding the Fourth Proportional to 27,051.48, 37,330.68 and 15,115.32

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Solution

The fourth proportional to 27,051.48, 37,330.68 and 15,115.32 is: 20,858.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,051.48 : 37,330.68 = 15,115.32 : x
  2. Step 2: Convert to fraction form
    27,051.48/37,330.68 = 15,115.32/x
  3. Step 3: Cross multiply
    27,051.48x = 37,330.68 × 15,115.32
  4. Step 4: Simplify right side
    27,051.48x = 564,265,174.02
  5. Step 5: Solve for x
    x = 564,265,174.02/27,051.48
  6. Step 6: Final answer
    x = 20,858.94

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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.