Home / 55,113.30-82,670.91-15,671.46

Finding the Fourth Proportional to 55,113.30, 82,670.91 and 15,671.46

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Solution

The fourth proportional to 55,113.30, 82,670.91 and 15,671.46 is: 23,507.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,113.30 : 82,670.91 = 15,671.46 : x
  2. Step 2: Convert to fraction form
    55,113.30/82,670.91 = 15,671.46/x
  3. Step 3: Cross multiply
    55,113.30x = 82,670.91 × 15,671.46
  4. Step 4: Simplify right side
    55,113.30x = 1,295,573,859.23
  5. Step 5: Solve for x
    x = 1,295,573,859.23/55,113.30
  6. Step 6: Final answer
    x = 23,507.46

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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.