Home / 12,259.72-16,903.47-10,367.92

Finding the Fourth Proportional to 12,259.72, 16,903.47 and 10,367.92

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Solution

The fourth proportional to 12,259.72, 16,903.47 and 10,367.92 is: 14,295.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,259.72 : 16,903.47 = 10,367.92 : x
  2. Step 2: Convert to fraction form
    12,259.72/16,903.47 = 10,367.92/x
  3. Step 3: Cross multiply
    12,259.72x = 16,903.47 × 10,367.92
  4. Step 4: Simplify right side
    12,259.72x = 175,253,824.68
  5. Step 5: Solve for x
    x = 175,253,824.68/12,259.72
  6. Step 6: Final answer
    x = 14,295.09

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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.