Home / 25,206.08-34,726.16-18,120.24

Finding the Fourth Proportional to 25,206.08, 34,726.16 and 18,120.24

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Solution

The fourth proportional to 25,206.08, 34,726.16 and 18,120.24 is: 24,964.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,206.08 : 34,726.16 = 18,120.24 : x
  2. Step 2: Convert to fraction form
    25,206.08/34,726.16 = 18,120.24/x
  3. Step 3: Cross multiply
    25,206.08x = 34,726.16 × 18,120.24
  4. Step 4: Simplify right side
    25,206.08x = 629,246,353.48
  5. Step 5: Solve for x
    x = 629,246,353.48/25,206.08
  6. Step 6: Final answer
    x = 24,964.07

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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.