Home / 22,816.28-31,485.51-14,322.83

Finding the Fourth Proportional to 22,816.28, 31,485.51 and 14,322.83

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Solution

The fourth proportional to 22,816.28, 31,485.51 and 14,322.83 is: 19,764.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,816.28 : 31,485.51 = 14,322.83 : x
  2. Step 2: Convert to fraction form
    22,816.28/31,485.51 = 14,322.83/x
  3. Step 3: Cross multiply
    22,816.28x = 31,485.51 × 14,322.83
  4. Step 4: Simplify right side
    22,816.28x = 450,961,449.77
  5. Step 5: Solve for x
    x = 450,961,449.77/22,816.28
  6. Step 6: Final answer
    x = 19,764.90

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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.