Home / 30,622.24-42,261.06-17,705.44

Finding the Fourth Proportional to 30,622.24, 42,261.06 and 17,705.44

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Solution

The fourth proportional to 30,622.24, 42,261.06 and 17,705.44 is: 24,434.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,622.24 : 42,261.06 = 17,705.44 : x
  2. Step 2: Convert to fraction form
    30,622.24/42,261.06 = 17,705.44/x
  3. Step 3: Cross multiply
    30,622.24x = 42,261.06 × 17,705.44
  4. Step 4: Simplify right side
    30,622.24x = 748,250,662.17
  5. Step 5: Solve for x
    x = 748,250,662.17/30,622.24
  6. Step 6: Final answer
    x = 24,434.88

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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.