Home / 22,037.53-30,411.61-11,965.77

Finding the Fourth Proportional to 22,037.53, 30,411.61 and 11,965.77

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Solution

The fourth proportional to 22,037.53, 30,411.61 and 11,965.77 is: 16,512.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,037.53 : 30,411.61 = 11,965.77 : x
  2. Step 2: Convert to fraction form
    22,037.53/30,411.61 = 11,965.77/x
  3. Step 3: Cross multiply
    22,037.53x = 30,411.61 × 11,965.77
  4. Step 4: Simplify right side
    22,037.53x = 363,898,330.59
  5. Step 5: Solve for x
    x = 363,898,330.59/22,037.53
  6. Step 6: Final answer
    x = 16,512.66

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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.