Home / 47,619.17-71,426.53-19,532.28

Finding the Fourth Proportional to 47,619.17, 71,426.53 and 19,532.28

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Solution

The fourth proportional to 47,619.17, 71,426.53 and 19,532.28 is: 29,297.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,619.17 : 71,426.53 = 19,532.28 : x
  2. Step 2: Convert to fraction form
    47,619.17/71,426.53 = 19,532.28/x
  3. Step 3: Cross multiply
    47,619.17x = 71,426.53 × 19,532.28
  4. Step 4: Simplify right side
    47,619.17x = 1,395,122,983.39
  5. Step 5: Solve for x
    x = 1,395,122,983.39/47,619.17
  6. Step 6: Final answer
    x = 29,297.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.