Home / 55,232.74-76,223.32-31,361.62

Finding the Fourth Proportional to 55,232.74, 76,223.32 and 31,361.62

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Solution

The fourth proportional to 55,232.74, 76,223.32 and 31,361.62 is: 43,280.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,232.74 : 76,223.32 = 31,361.62 : x
  2. Step 2: Convert to fraction form
    55,232.74/76,223.32 = 31,361.62/x
  3. Step 3: Cross multiply
    55,232.74x = 76,223.32 × 31,361.62
  4. Step 4: Simplify right side
    55,232.74x = 2,390,486,796.98
  5. Step 5: Solve for x
    x = 2,390,486,796.98/55,232.74
  6. Step 6: Final answer
    x = 43,280.25

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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.