Home / 55,364.97-82,922.59-25,720.43

Finding the Fourth Proportional to 55,364.97, 82,922.59 and 25,720.43

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Solution

The fourth proportional to 55,364.97, 82,922.59 and 25,720.43 is: 38,522.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,364.97 : 82,922.59 = 25,720.43 : x
  2. Step 2: Convert to fraction form
    55,364.97/82,922.59 = 25,720.43/x
  3. Step 3: Cross multiply
    55,364.97x = 82,922.59 × 25,720.43
  4. Step 4: Simplify right side
    55,364.97x = 2,132,804,671.51
  5. Step 5: Solve for x
    x = 2,132,804,671.51/55,364.97
  6. Step 6: Final answer
    x = 38,522.64

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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.