Home / 43,346.89-65,039.12-15,287.00

Finding the Fourth Proportional to 43,346.89, 65,039.12 and 15,287.00

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Solution

The fourth proportional to 43,346.89, 65,039.12 and 15,287.00 is: 22,937.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,346.89 : 65,039.12 = 15,287.00 : x
  2. Step 2: Convert to fraction form
    43,346.89/65,039.12 = 15,287.00/x
  3. Step 3: Cross multiply
    43,346.89x = 65,039.12 × 15,287.00
  4. Step 4: Simplify right side
    43,346.89x = 994,252,625.81
  5. Step 5: Solve for x
    x = 994,252,625.81/43,346.89
  6. Step 6: Final answer
    x = 22,937.12

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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.