Home / 43,223.10-64,836.09-12,055.74

Finding the Fourth Proportional to 43,223.10, 64,836.09 and 12,055.74

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Solution

The fourth proportional to 43,223.10, 64,836.09 and 12,055.74 is: 18,084.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,223.10 : 64,836.09 = 12,055.74 : x
  2. Step 2: Convert to fraction form
    43,223.10/64,836.09 = 12,055.74/x
  3. Step 3: Cross multiply
    43,223.10x = 64,836.09 × 12,055.74
  4. Step 4: Simplify right side
    43,223.10x = 781,647,043.66
  5. Step 5: Solve for x
    x = 781,647,043.66/43,223.10
  6. Step 6: Final answer
    x = 18,084.01

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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.