Home / 25,735.52-35,515.51-20,076.66

Finding the Fourth Proportional to 25,735.52, 35,515.51 and 20,076.66

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Solution

The fourth proportional to 25,735.52, 35,515.51 and 20,076.66 is: 27,706.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,735.52 : 35,515.51 = 20,076.66 : x
  2. Step 2: Convert to fraction form
    25,735.52/35,515.51 = 20,076.66/x
  3. Step 3: Cross multiply
    25,735.52x = 35,515.51 × 20,076.66
  4. Step 4: Simplify right side
    25,735.52x = 713,032,881.74
  5. Step 5: Solve for x
    x = 713,032,881.74/25,735.52
  6. Step 6: Final answer
    x = 27,706.17

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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.