Home / 30,611.64-42,244.14-17,182.61

Finding the Fourth Proportional to 30,611.64, 42,244.14 and 17,182.61

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Solution

The fourth proportional to 30,611.64, 42,244.14 and 17,182.61 is: 23,712.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,611.64 : 42,244.14 = 17,182.61 : x
  2. Step 2: Convert to fraction form
    30,611.64/42,244.14 = 17,182.61/x
  3. Step 3: Cross multiply
    30,611.64x = 42,244.14 × 17,182.61
  4. Step 4: Simplify right side
    30,611.64x = 725,864,371.18
  5. Step 5: Solve for x
    x = 725,864,371.18/30,611.64
  6. Step 6: Final answer
    x = 23,712.04

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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.