Home / 27,887.52-38,427.56-25,918.68

Finding the Fourth Proportional to 27,887.52, 38,427.56 and 25,918.68

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Solution

The fourth proportional to 27,887.52, 38,427.56 and 25,918.68 is: 35,714.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,887.52 : 38,427.56 = 25,918.68 : x
  2. Step 2: Convert to fraction form
    27,887.52/38,427.56 = 25,918.68/x
  3. Step 3: Cross multiply
    27,887.52x = 38,427.56 × 25,918.68
  4. Step 4: Simplify right side
    27,887.52x = 995,991,888.32
  5. Step 5: Solve for x
    x = 995,991,888.32/27,887.52
  6. Step 6: Final answer
    x = 35,714.60

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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.