Home / 22,726.57-31,362.66-13,296.95

Finding the Fourth Proportional to 22,726.57, 31,362.66 and 13,296.95

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Solution

The fourth proportional to 22,726.57, 31,362.66 and 13,296.95 is: 18,349.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,726.57 : 31,362.66 = 13,296.95 : x
  2. Step 2: Convert to fraction form
    22,726.57/31,362.66 = 13,296.95/x
  3. Step 3: Cross multiply
    22,726.57x = 31,362.66 × 13,296.95
  4. Step 4: Simplify right side
    22,726.57x = 417,027,655.40
  5. Step 5: Solve for x
    x = 417,027,655.40/22,726.57
  6. Step 6: Final answer
    x = 18,349.79

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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.