Home / 12,073.54-18,117.22-9,433.66

Finding the Fourth Proportional to 12,073.54, 18,117.22 and 9,433.66

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Solution

The fourth proportional to 12,073.54, 18,117.22 and 9,433.66 is: 14,155.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,073.54 : 18,117.22 = 9,433.66 : x
  2. Step 2: Convert to fraction form
    12,073.54/18,117.22 = 9,433.66/x
  3. Step 3: Cross multiply
    12,073.54x = 18,117.22 × 9,433.66
  4. Step 4: Simplify right side
    12,073.54x = 170,911,693.63
  5. Step 5: Solve for x
    x = 170,911,693.63/12,073.54
  6. Step 6: Final answer
    x = 14,155.89

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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.