Home / 19,951.52-27,534.48-11,456.08

Finding the Fourth Proportional to 19,951.52, 27,534.48 and 11,456.08

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Solution

The fourth proportional to 19,951.52, 27,534.48 and 11,456.08 is: 15,810.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,951.52 : 27,534.48 = 11,456.08 : x
  2. Step 2: Convert to fraction form
    19,951.52/27,534.48 = 11,456.08/x
  3. Step 3: Cross multiply
    19,951.52x = 27,534.48 × 11,456.08
  4. Step 4: Simplify right side
    19,951.52x = 315,437,313.16
  5. Step 5: Solve for x
    x = 315,437,313.16/19,951.52
  6. Step 6: Final answer
    x = 15,810.19

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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.