Home / 18,655.01-25,726.16-14,399.27

Finding the Fourth Proportional to 18,655.01, 25,726.16 and 14,399.27

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Solution

The fourth proportional to 18,655.01, 25,726.16 and 14,399.27 is: 19,857.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,655.01 : 25,726.16 = 14,399.27 : x
  2. Step 2: Convert to fraction form
    18,655.01/25,726.16 = 14,399.27/x
  3. Step 3: Cross multiply
    18,655.01x = 25,726.16 × 14,399.27
  4. Step 4: Simplify right side
    18,655.01x = 370,437,923.90
  5. Step 5: Solve for x
    x = 370,437,923.90/18,655.01
  6. Step 6: Final answer
    x = 19,857.29

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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.