Home / 35,752.53-49,326.26-20,428.08

Finding the Fourth Proportional to 35,752.53, 49,326.26 and 20,428.08

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Solution

The fourth proportional to 35,752.53, 49,326.26 and 20,428.08 is: 28,183.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,752.53 : 49,326.26 = 20,428.08 : x
  2. Step 2: Convert to fraction form
    35,752.53/49,326.26 = 20,428.08/x
  3. Step 3: Cross multiply
    35,752.53x = 49,326.26 × 20,428.08
  4. Step 4: Simplify right side
    35,752.53x = 1,007,640,785.38
  5. Step 5: Solve for x
    x = 1,007,640,785.38/35,752.53
  6. Step 6: Final answer
    x = 28,183.76

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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.