Home / 35,422.32-53,120.70-11,725.49

Finding the Fourth Proportional to 35,422.32, 53,120.70 and 11,725.49

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Solution

The fourth proportional to 35,422.32, 53,120.70 and 11,725.49 is: 17,584.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,422.32 : 53,120.70 = 11,725.49 : x
  2. Step 2: Convert to fraction form
    35,422.32/53,120.70 = 11,725.49/x
  3. Step 3: Cross multiply
    35,422.32x = 53,120.70 × 11,725.49
  4. Step 4: Simplify right side
    35,422.32x = 622,866,236.64
  5. Step 5: Solve for x
    x = 622,866,236.64/35,422.32
  6. Step 6: Final answer
    x = 17,584.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.