Home / 27,631.26-38,131.02-15,056.01

Finding the Fourth Proportional to 27,631.26, 38,131.02 and 15,056.01

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Solution

The fourth proportional to 27,631.26, 38,131.02 and 15,056.01 is: 20,777.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,631.26 : 38,131.02 = 15,056.01 : x
  2. Step 2: Convert to fraction form
    27,631.26/38,131.02 = 15,056.01/x
  3. Step 3: Cross multiply
    27,631.26x = 38,131.02 × 15,056.01
  4. Step 4: Simplify right side
    27,631.26x = 574,101,018.43
  5. Step 5: Solve for x
    x = 574,101,018.43/27,631.26
  6. Step 6: Final answer
    x = 20,777.23

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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.