Home / 29,318.88-43,967.34-11,782.74

Finding the Fourth Proportional to 29,318.88, 43,967.34 and 11,782.74

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Solution

The fourth proportional to 29,318.88, 43,967.34 and 11,782.74 is: 17,669.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,318.88 : 43,967.34 = 11,782.74 : x
  2. Step 2: Convert to fraction form
    29,318.88/43,967.34 = 11,782.74/x
  3. Step 3: Cross multiply
    29,318.88x = 43,967.34 × 11,782.74
  4. Step 4: Simplify right side
    29,318.88x = 518,055,735.71
  5. Step 5: Solve for x
    x = 518,055,735.71/29,318.88
  6. Step 6: Final answer
    x = 17,669.70

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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.