Home / 30,754.64-42,441.54-17,326.06

Finding the Fourth Proportional to 30,754.64, 42,441.54 and 17,326.06

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Solution

The fourth proportional to 30,754.64, 42,441.54 and 17,326.06 is: 23,910.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,754.64 : 42,441.54 = 17,326.06 : x
  2. Step 2: Convert to fraction form
    30,754.64/42,441.54 = 17,326.06/x
  3. Step 3: Cross multiply
    30,754.64x = 42,441.54 × 17,326.06
  4. Step 4: Simplify right side
    30,754.64x = 735,344,497.46
  5. Step 5: Solve for x
    x = 735,344,497.46/30,754.64
  6. Step 6: Final answer
    x = 23,910.03

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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.