Home / 29,109.83-43,627.04-12,223.69

Finding the Fourth Proportional to 29,109.83, 43,627.04 and 12,223.69

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Solution

The fourth proportional to 29,109.83, 43,627.04 and 12,223.69 is: 18,319.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,109.83 : 43,627.04 = 12,223.69 : x
  2. Step 2: Convert to fraction form
    29,109.83/43,627.04 = 12,223.69/x
  3. Step 3: Cross multiply
    29,109.83x = 43,627.04 × 12,223.69
  4. Step 4: Simplify right side
    29,109.83x = 533,283,288.23
  5. Step 5: Solve for x
    x = 533,283,288.23/29,109.83
  6. Step 6: Final answer
    x = 18,319.70

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1.5x scale

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.