Home / 39,677.28-54,754.62-22,910.28

Finding the Fourth Proportional to 39,677.28, 54,754.62 and 22,910.28

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Solution

The fourth proportional to 39,677.28, 54,754.62 and 22,910.28 is: 31,616.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,677.28 : 54,754.62 = 22,910.28 : x
  2. Step 2: Convert to fraction form
    39,677.28/54,754.62 = 22,910.28/x
  3. Step 3: Cross multiply
    39,677.28x = 54,754.62 × 22,910.28
  4. Step 4: Simplify right side
    39,677.28x = 1,254,443,675.49
  5. Step 5: Solve for x
    x = 1,254,443,675.49/39,677.28
  6. Step 6: Final answer
    x = 31,616.17

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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.