Home / 35,825.16-49,436.82-19,909.20

Finding the Fourth Proportional to 35,825.16, 49,436.82 and 19,909.20

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Solution

The fourth proportional to 35,825.16, 49,436.82 and 19,909.20 is: 27,473.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,825.16 : 49,436.82 = 19,909.20 : x
  2. Step 2: Convert to fraction form
    35,825.16/49,436.82 = 19,909.20/x
  3. Step 3: Cross multiply
    35,825.16x = 49,436.82 × 19,909.20
  4. Step 4: Simplify right side
    35,825.16x = 984,247,536.74
  5. Step 5: Solve for x
    x = 984,247,536.74/35,825.16
  6. Step 6: Final answer
    x = 27,473.64

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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.