Home / 35,725.23-49,300.38-20,617.71

Finding the Fourth Proportional to 35,725.23, 49,300.38 and 20,617.71

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Solution

The fourth proportional to 35,725.23, 49,300.38 and 20,617.71 is: 28,452.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,725.23 : 49,300.38 = 20,617.71 : x
  2. Step 2: Convert to fraction form
    35,725.23/49,300.38 = 20,617.71/x
  3. Step 3: Cross multiply
    35,725.23x = 49,300.38 × 20,617.71
  4. Step 4: Simplify right side
    35,725.23x = 1,016,460,937.73
  5. Step 5: Solve for x
    x = 1,016,460,937.73/35,725.23
  6. Step 6: Final answer
    x = 28,452.19

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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.