Home / 27,591.48-38,075.76-15,016.32

Finding the Fourth Proportional to 27,591.48, 38,075.76 and 15,016.32

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Solution

The fourth proportional to 27,591.48, 38,075.76 and 15,016.32 is: 20,722.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,591.48 : 38,075.76 = 15,016.32 : x
  2. Step 2: Convert to fraction form
    27,591.48/38,075.76 = 15,016.32/x
  3. Step 3: Cross multiply
    27,591.48x = 38,075.76 × 15,016.32
  4. Step 4: Simplify right side
    27,591.48x = 571,757,796.40
  5. Step 5: Solve for x
    x = 571,757,796.40/27,591.48
  6. Step 6: Final answer
    x = 20,722.26

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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.