Home / 43,332.08-65,007.82-13,750.88

Finding the Fourth Proportional to 43,332.08, 65,007.82 and 13,750.88

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Solution

The fourth proportional to 43,332.08, 65,007.82 and 13,750.88 is: 20,629.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,332.08 : 65,007.82 = 13,750.88 : x
  2. Step 2: Convert to fraction form
    43,332.08/65,007.82 = 13,750.88/x
  3. Step 3: Cross multiply
    43,332.08x = 65,007.82 × 13,750.88
  4. Step 4: Simplify right side
    43,332.08x = 893,914,731.88
  5. Step 5: Solve for x
    x = 893,914,731.88/43,332.08
  6. Step 6: Final answer
    x = 20,629.40

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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.