Home / 18,726.39-25,848.18-10,773.91

Finding the Fourth Proportional to 18,726.39, 25,848.18 and 10,773.91

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Solution

The fourth proportional to 18,726.39, 25,848.18 and 10,773.91 is: 14,871.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,726.39 : 25,848.18 = 10,773.91 : x
  2. Step 2: Convert to fraction form
    18,726.39/25,848.18 = 10,773.91/x
  3. Step 3: Cross multiply
    18,726.39x = 25,848.18 × 10,773.91
  4. Step 4: Simplify right side
    18,726.39x = 278,485,997.29
  5. Step 5: Solve for x
    x = 278,485,997.29/18,726.39
  6. Step 6: Final answer
    x = 14,871.31

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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.