Home / 12,222.66-16,852.47-10,330.86

Finding the Fourth Proportional to 12,222.66, 16,852.47 and 10,330.86

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Solution

The fourth proportional to 12,222.66, 16,852.47 and 10,330.86 is: 14,244.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,222.66 : 16,852.47 = 10,330.86 : x
  2. Step 2: Convert to fraction form
    12,222.66/16,852.47 = 10,330.86/x
  3. Step 3: Cross multiply
    12,222.66x = 16,852.47 × 10,330.86
  4. Step 4: Simplify right side
    12,222.66x = 174,100,508.22
  5. Step 5: Solve for x
    x = 174,100,508.22/12,222.66
  6. Step 6: Final answer
    x = 14,244.08

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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.