Home / 43,296.04-64,946.58-12,133.72

Finding the Fourth Proportional to 43,296.04, 64,946.58 and 12,133.72

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Solution

The fourth proportional to 43,296.04, 64,946.58 and 12,133.72 is: 18,201.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,296.04 : 64,946.58 = 12,133.72 : x
  2. Step 2: Convert to fraction form
    43,296.04/64,946.58 = 12,133.72/x
  3. Step 3: Cross multiply
    43,296.04x = 64,946.58 × 12,133.72
  4. Step 4: Simplify right side
    43,296.04x = 788,043,616.68
  5. Step 5: Solve for x
    x = 788,043,616.68/43,296.04
  6. Step 6: Final answer
    x = 18,201.29

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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.