Home / 29,189.61-43,746.35-13,388.94

Finding the Fourth Proportional to 29,189.61, 43,746.35 and 13,388.94

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Solution

The fourth proportional to 29,189.61, 43,746.35 and 13,388.94 is: 20,065.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,189.61 : 43,746.35 = 13,388.94 : x
  2. Step 2: Convert to fraction form
    29,189.61/43,746.35 = 13,388.94/x
  3. Step 3: Cross multiply
    29,189.61x = 43,746.35 × 13,388.94
  4. Step 4: Simplify right side
    29,189.61x = 585,717,188.42
  5. Step 5: Solve for x
    x = 585,717,188.42/29,189.61
  6. Step 6: Final answer
    x = 20,065.95

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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.