Home / 35,812.32-49,419.88-19,896.36

Finding the Fourth Proportional to 35,812.32, 49,419.88 and 19,896.36

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Solution

The fourth proportional to 35,812.32, 49,419.88 and 19,896.36 is: 27,456.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,812.32 : 49,419.88 = 19,896.36 : x
  2. Step 2: Convert to fraction form
    35,812.32/49,419.88 = 19,896.36/x
  3. Step 3: Cross multiply
    35,812.32x = 49,419.88 × 19,896.36
  4. Step 4: Simplify right side
    35,812.32x = 983,275,723.64
  5. Step 5: Solve for x
    x = 983,275,723.64/35,812.32
  6. Step 6: Final answer
    x = 27,456.35

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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.