Home / 22,228.58-30,660.99-14,258.18

Finding the Fourth Proportional to 22,228.58, 30,660.99 and 14,258.18

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Solution

The fourth proportional to 22,228.58, 30,660.99 and 14,258.18 is: 19,667.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,228.58 : 30,660.99 = 14,258.18 : x
  2. Step 2: Convert to fraction form
    22,228.58/30,660.99 = 14,258.18/x
  3. Step 3: Cross multiply
    22,228.58x = 30,660.99 × 14,258.18
  4. Step 4: Simplify right side
    22,228.58x = 437,169,914.40
  5. Step 5: Solve for x
    x = 437,169,914.40/22,228.58
  6. Step 6: Final answer
    x = 19,667.02

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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.