Home / 11,750.13-16,205.76-10,330.80

Finding the Fourth Proportional to 11,750.13, 16,205.76 and 10,330.80

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Solution

The fourth proportional to 11,750.13, 16,205.76 and 10,330.80 is: 14,248.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,750.13 : 16,205.76 = 10,330.80 : x
  2. Step 2: Convert to fraction form
    11,750.13/16,205.76 = 10,330.80/x
  3. Step 3: Cross multiply
    11,750.13x = 16,205.76 × 10,330.80
  4. Step 4: Simplify right side
    11,750.13x = 167,418,465.41
  5. Step 5: Solve for x
    x = 167,418,465.41/11,750.13
  6. Step 6: Final answer
    x = 14,248.22

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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.