Home / 40,454.51-55,825.34-22,551.21

Finding the Fourth Proportional to 40,454.51, 55,825.34 and 22,551.21

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Solution

The fourth proportional to 40,454.51, 55,825.34 and 22,551.21 is: 31,119.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,454.51 : 55,825.34 = 22,551.21 : x
  2. Step 2: Convert to fraction form
    40,454.51/55,825.34 = 22,551.21/x
  3. Step 3: Cross multiply
    40,454.51x = 55,825.34 × 22,551.21
  4. Step 4: Simplify right side
    40,454.51x = 1,258,928,852.91
  5. Step 5: Solve for x
    x = 1,258,928,852.91/40,454.51
  6. Step 6: Final answer
    x = 31,119.62

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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.