Home / 16,254.36-22,433.76-9,180.54

Finding the Fourth Proportional to 16,254.36, 22,433.76 and 9,180.54

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Solution

The fourth proportional to 16,254.36, 22,433.76 and 9,180.54 is: 12,670.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,254.36 : 22,433.76 = 9,180.54 : x
  2. Step 2: Convert to fraction form
    16,254.36/22,433.76 = 9,180.54/x
  3. Step 3: Cross multiply
    16,254.36x = 22,433.76 × 9,180.54
  4. Step 4: Simplify right side
    16,254.36x = 205,954,031.03
  5. Step 5: Solve for x
    x = 205,954,031.03/16,254.36
  6. Step 6: Final answer
    x = 12,670.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.