Home / 30,901.82-42,644.16-17,473.22

Finding the Fourth Proportional to 30,901.82, 42,644.16 and 17,473.22

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Solution

The fourth proportional to 30,901.82, 42,644.16 and 17,473.22 is: 24,112.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,901.82 : 42,644.16 = 17,473.22 : x
  2. Step 2: Convert to fraction form
    30,901.82/42,644.16 = 17,473.22/x
  3. Step 3: Cross multiply
    30,901.82x = 42,644.16 × 17,473.22
  4. Step 4: Simplify right side
    30,901.82x = 745,130,789.40
  5. Step 5: Solve for x
    x = 745,130,789.40/30,901.82
  6. Step 6: Final answer
    x = 24,112.84

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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.