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Finding the Fourth Proportional to 35,939.97, 49,595.76 and 20,024.01

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Solution

The fourth proportional to 35,939.97, 49,595.76 and 20,024.01 is: 27,632.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,939.97 : 49,595.76 = 20,024.01 : x
  2. Step 2: Convert to fraction form
    35,939.97/49,595.76 = 20,024.01/x
  3. Step 3: Cross multiply
    35,939.97x = 49,595.76 × 20,024.01
  4. Step 4: Simplify right side
    35,939.97x = 993,105,994.20
  5. Step 5: Solve for x
    x = 993,105,994.20/35,939.97
  6. Step 6: Final answer
    x = 27,632.35

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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.