Home / 34,171.95-47,157.31-19,064.61

Finding the Fourth Proportional to 34,171.95, 47,157.31 and 19,064.61

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Solution

The fourth proportional to 34,171.95, 47,157.31 and 19,064.61 is: 26,309.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,171.95 : 47,157.31 = 19,064.61 : x
  2. Step 2: Convert to fraction form
    34,171.95/47,157.31 = 19,064.61/x
  3. Step 3: Cross multiply
    34,171.95x = 47,157.31 × 19,064.61
  4. Step 4: Simplify right side
    34,171.95x = 899,035,723.80
  5. Step 5: Solve for x
    x = 899,035,723.80/34,171.95
  6. Step 6: Final answer
    x = 26,309.17

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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.