Home / 22,703.94-31,318.48-13,626.87

Finding the Fourth Proportional to 22,703.94, 31,318.48 and 13,626.87

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Solution

The fourth proportional to 22,703.94, 31,318.48 and 13,626.87 is: 18,797.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,703.94 : 31,318.48 = 13,626.87 : x
  2. Step 2: Convert to fraction form
    22,703.94/31,318.48 = 13,626.87/x
  3. Step 3: Cross multiply
    22,703.94x = 31,318.48 × 13,626.87
  4. Step 4: Simplify right side
    22,703.94x = 426,772,855.56
  5. Step 5: Solve for x
    x = 426,772,855.56/22,703.94
  6. Step 6: Final answer
    x = 18,797.30

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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.