Home / 27,651.26-38,159.16-15,076.01

Finding the Fourth Proportional to 27,651.26, 38,159.16 and 15,076.01

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Solution

The fourth proportional to 27,651.26, 38,159.16 and 15,076.01 is: 20,805.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,651.26 : 38,159.16 = 15,076.01 : x
  2. Step 2: Convert to fraction form
    27,651.26/38,159.16 = 15,076.01/x
  3. Step 3: Cross multiply
    27,651.26x = 38,159.16 × 15,076.01
  4. Step 4: Simplify right side
    27,651.26x = 575,287,877.75
  5. Step 5: Solve for x
    x = 575,287,877.75/27,651.26
  6. Step 6: Final answer
    x = 20,805.12

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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.