Home / 29,827.79-44,739.35-13,188.36

Finding the Fourth Proportional to 29,827.79, 44,739.35 and 13,188.36

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Solution

The fourth proportional to 29,827.79, 44,739.35 and 13,188.36 is: 19,781.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,827.79 : 44,739.35 = 13,188.36 : x
  2. Step 2: Convert to fraction form
    29,827.79/44,739.35 = 13,188.36/x
  3. Step 3: Cross multiply
    29,827.79x = 44,739.35 × 13,188.36
  4. Step 4: Simplify right side
    29,827.79x = 590,038,653.97
  5. Step 5: Solve for x
    x = 590,038,653.97/29,827.79
  6. Step 6: Final answer
    x = 19,781.51

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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.