Home / 11,750.06-16,205.64-10,330.72

Finding the Fourth Proportional to 11,750.06, 16,205.64 and 10,330.72

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Solution

The fourth proportional to 11,750.06, 16,205.64 and 10,330.72 is: 14,248.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,750.06 : 16,205.64 = 10,330.72 : x
  2. Step 2: Convert to fraction form
    11,750.06/16,205.64 = 10,330.72/x
  3. Step 3: Cross multiply
    11,750.06x = 16,205.64 × 10,330.72
  4. Step 4: Simplify right side
    11,750.06x = 167,415,929.26
  5. Step 5: Solve for x
    x = 167,415,929.26/11,750.06
  6. Step 6: Final answer
    x = 14,248.09

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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.