Home / 12,332.33-18,520.65-11,343.35

Finding the Fourth Proportional to 12,332.33, 18,520.65 and 11,343.35

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Solution

The fourth proportional to 12,332.33, 18,520.65 and 11,343.35 is: 17,035.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,332.33 : 18,520.65 = 11,343.35 : x
  2. Step 2: Convert to fraction form
    12,332.33/18,520.65 = 11,343.35/x
  3. Step 3: Cross multiply
    12,332.33x = 18,520.65 × 11,343.35
  4. Step 4: Simplify right side
    12,332.33x = 210,086,215.18
  5. Step 5: Solve for x
    x = 210,086,215.18/12,332.33
  6. Step 6: Final answer
    x = 17,035.40

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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.