Home / 39,361.32-54,314.82-22,591.08

Finding the Fourth Proportional to 39,361.32, 54,314.82 and 22,591.08

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Solution

The fourth proportional to 39,361.32, 54,314.82 and 22,591.08 is: 31,173.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,361.32 : 54,314.82 = 22,591.08 : x
  2. Step 2: Convert to fraction form
    39,361.32/54,314.82 = 22,591.08/x
  3. Step 3: Cross multiply
    39,361.32x = 54,314.82 × 22,591.08
  4. Step 4: Simplify right side
    39,361.32x = 1,227,030,443.81
  5. Step 5: Solve for x
    x = 1,227,030,443.81/39,361.32
  6. Step 6: Final answer
    x = 31,173.51

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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.