Home / 43,332.64-64,998.66-12,167.92

Finding the Fourth Proportional to 43,332.64, 64,998.66 and 12,167.92

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Solution

The fourth proportional to 43,332.64, 64,998.66 and 12,167.92 is: 18,251.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,332.64 : 64,998.66 = 12,167.92 : x
  2. Step 2: Convert to fraction form
    43,332.64/64,998.66 = 12,167.92/x
  3. Step 3: Cross multiply
    43,332.64x = 64,998.66 × 12,167.92
  4. Step 4: Simplify right side
    43,332.64x = 790,898,494.99
  5. Step 5: Solve for x
    x = 790,898,494.99/43,332.64
  6. Step 6: Final answer
    x = 18,251.80

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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.