Home / 29,439.54-40,641.62-22,710.06

Finding the Fourth Proportional to 29,439.54, 40,641.62 and 22,710.06

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Solution

The fourth proportional to 29,439.54, 40,641.62 and 22,710.06 is: 31,351.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,439.54 : 40,641.62 = 22,710.06 : x
  2. Step 2: Convert to fraction form
    29,439.54/40,641.62 = 22,710.06/x
  3. Step 3: Cross multiply
    29,439.54x = 40,641.62 × 22,710.06
  4. Step 4: Simplify right side
    29,439.54x = 922,973,515.15
  5. Step 5: Solve for x
    x = 922,973,515.15/29,439.54
  6. Step 6: Final answer
    x = 31,351.49

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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.