Home / 35,738.13-49,320.86-20,633.56

Finding the Fourth Proportional to 35,738.13, 49,320.86 and 20,633.56

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Solution

The fourth proportional to 35,738.13, 49,320.86 and 20,633.56 is: 28,475.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,738.13 : 49,320.86 = 20,633.56 : x
  2. Step 2: Convert to fraction form
    35,738.13/49,320.86 = 20,633.56/x
  3. Step 3: Cross multiply
    35,738.13x = 49,320.86 × 20,633.56
  4. Step 4: Simplify right side
    35,738.13x = 1,017,664,574.29
  5. Step 5: Solve for x
    x = 1,017,664,574.29/35,738.13
  6. Step 6: Final answer
    x = 28,475.60

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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.