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Finding the Fourth Proportional to 35,563.38, 49,080.90 and 19,648.92

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Solution

The fourth proportional to 35,563.38, 49,080.90 and 19,648.92 is: 27,117.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,563.38 : 49,080.90 = 19,648.92 : x
  2. Step 2: Convert to fraction form
    35,563.38/49,080.90 = 19,648.92/x
  3. Step 3: Cross multiply
    35,563.38x = 49,080.90 × 19,648.92
  4. Step 4: Simplify right side
    35,563.38x = 964,386,677.63
  5. Step 5: Solve for x
    x = 964,386,677.63/35,563.38
  6. Step 6: Final answer
    x = 27,117.41

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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.