Home / 12,235.54-16,877.42-10,186.22

Finding the Fourth Proportional to 12,235.54, 16,877.42 and 10,186.22

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Solution

The fourth proportional to 12,235.54, 16,877.42 and 10,186.22 is: 14,050.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,235.54 : 16,877.42 = 10,186.22 : x
  2. Step 2: Convert to fraction form
    12,235.54/16,877.42 = 10,186.22/x
  3. Step 3: Cross multiply
    12,235.54x = 16,877.42 × 10,186.22
  4. Step 4: Simplify right side
    12,235.54x = 171,917,113.15
  5. Step 5: Solve for x
    x = 171,917,113.15/12,235.54
  6. Step 6: Final answer
    x = 14,050.64

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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.