Home / 27,553.55-38,024.34-15,616.63

Finding the Fourth Proportional to 27,553.55, 38,024.34 and 15,616.63

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Solution

The fourth proportional to 27,553.55, 38,024.34 and 15,616.63 is: 21,551.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,553.55 : 38,024.34 = 15,616.63 : x
  2. Step 2: Convert to fraction form
    27,553.55/38,024.34 = 15,616.63/x
  3. Step 3: Cross multiply
    27,553.55x = 38,024.34 × 15,616.63
  4. Step 4: Simplify right side
    27,553.55x = 593,812,196.88
  5. Step 5: Solve for x
    x = 593,812,196.88/27,553.55
  6. Step 6: Final answer
    x = 21,551.20

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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.