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Finding the Fourth Proportional to 35,520.92, 49,017.54 and 19,605.08

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Solution

The fourth proportional to 35,520.92, 49,017.54 and 19,605.08 is: 27,054.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,520.92 : 49,017.54 = 19,605.08 : x
  2. Step 2: Convert to fraction form
    35,520.92/49,017.54 = 19,605.08/x
  3. Step 3: Cross multiply
    35,520.92x = 49,017.54 × 19,605.08
  4. Step 4: Simplify right side
    35,520.92x = 960,992,793.10
  5. Step 5: Solve for x
    x = 960,992,793.10/35,520.92
  6. Step 6: Final answer
    x = 27,054.28

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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.