Home / 39,724.40-59,629.80-22,228.40

Finding the Fourth Proportional to 39,724.40, 59,629.80 and 22,228.40

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Solution

The fourth proportional to 39,724.40, 59,629.80 and 22,228.40 is: 33,366.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,724.40 : 59,629.80 = 22,228.40 : x
  2. Step 2: Convert to fraction form
    39,724.40/59,629.80 = 22,228.40/x
  3. Step 3: Cross multiply
    39,724.40x = 59,629.80 × 22,228.40
  4. Step 4: Simplify right side
    39,724.40x = 1,325,475,046.32
  5. Step 5: Solve for x
    x = 1,325,475,046.32/39,724.40
  6. Step 6: Final answer
    x = 33,366.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.