Home / 27,153.56-37,474.01-15,218.00

Finding the Fourth Proportional to 27,153.56, 37,474.01 and 15,218.00

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Solution

The fourth proportional to 27,153.56, 37,474.01 and 15,218.00 is: 21,002.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,153.56 : 37,474.01 = 15,218.00 : x
  2. Step 2: Convert to fraction form
    27,153.56/37,474.01 = 15,218.00/x
  3. Step 3: Cross multiply
    27,153.56x = 37,474.01 × 15,218.00
  4. Step 4: Simplify right side
    27,153.56x = 570,279,220.72
  5. Step 5: Solve for x
    x = 570,279,220.72/27,153.56
  6. Step 6: Final answer
    x = 21,002.01

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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.