Home / 25,906.13-35,753.91-19,210.87

Finding the Fourth Proportional to 25,906.13, 35,753.91 and 19,210.87

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Solution

The fourth proportional to 25,906.13, 35,753.91 and 19,210.87 is: 26,513.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,906.13 : 35,753.91 = 19,210.87 : x
  2. Step 2: Convert to fraction form
    25,906.13/35,753.91 = 19,210.87/x
  3. Step 3: Cross multiply
    25,906.13x = 35,753.91 × 19,210.87
  4. Step 4: Simplify right side
    25,906.13x = 686,863,689.65
  5. Step 5: Solve for x
    x = 686,863,689.65/25,906.13
  6. Step 6: Final answer
    x = 26,513.56

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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.