Home / 33,350.08-46,037.28-20,781.04

Finding the Fourth Proportional to 33,350.08, 46,037.28 and 20,781.04

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Solution

The fourth proportional to 33,350.08, 46,037.28 and 20,781.04 is: 28,686.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,350.08 : 46,037.28 = 20,781.04 : x
  2. Step 2: Convert to fraction form
    33,350.08/46,037.28 = 20,781.04/x
  3. Step 3: Cross multiply
    33,350.08x = 46,037.28 × 20,781.04
  4. Step 4: Simplify right side
    33,350.08x = 956,702,557.17
  5. Step 5: Solve for x
    x = 956,702,557.17/33,350.08
  6. Step 6: Final answer
    x = 28,686.66

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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.