Home / 33,142.32-49,671.36-15,588

Finding the Fourth Proportional to 33,142.32, 49,671.36 and 15,588

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Solution

The fourth proportional to 33,142.32, 49,671.36 and 15,588 is: 23,362.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,142.32 : 49,671.36 = 15,588 : x
  2. Step 2: Convert to fraction form
    33,142.32/49,671.36 = 15,588/x
  3. Step 3: Cross multiply
    33,142.32x = 49,671.36 × 15,588
  4. Step 4: Simplify right side
    33,142.32x = 774,277,159.68
  5. Step 5: Solve for x
    x = 774,277,159.68/33,142.32
  6. Step 6: Final answer
    x = 23,362.19

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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.