Home / 22,145.36-30,599.48-17,705.76

Finding the Fourth Proportional to 22,145.36, 30,599.48 and 17,705.76

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Solution

The fourth proportional to 22,145.36, 30,599.48 and 17,705.76 is: 24,465.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,145.36 : 30,599.48 = 17,705.76 : x
  2. Step 2: Convert to fraction form
    22,145.36/30,599.48 = 17,705.76/x
  3. Step 3: Cross multiply
    22,145.36x = 30,599.48 × 17,705.76
  4. Step 4: Simplify right side
    22,145.36x = 541,787,049.00
  5. Step 5: Solve for x
    x = 541,787,049.00/22,145.36
  6. Step 6: Final answer
    x = 24,465.04

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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.