Home / 22,103.40-33,125.98-10,400.68

Finding the Fourth Proportional to 22,103.40, 33,125.98 and 10,400.68

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Solution

The fourth proportional to 22,103.40, 33,125.98 and 10,400.68 is: 15,587.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,103.40 : 33,125.98 = 10,400.68 : x
  2. Step 2: Convert to fraction form
    22,103.40/33,125.98 = 10,400.68/x
  3. Step 3: Cross multiply
    22,103.40x = 33,125.98 × 10,400.68
  4. Step 4: Simplify right side
    22,103.40x = 344,532,717.67
  5. Step 5: Solve for x
    x = 344,532,717.67/22,103.40
  6. Step 6: Final answer
    x = 15,587.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.