Home / 23,086.60-31,857.60-13,017.52

Finding the Fourth Proportional to 23,086.60, 31,857.60 and 13,017.52

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Solution

The fourth proportional to 23,086.60, 31,857.60 and 13,017.52 is: 17,963.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,086.60 : 31,857.60 = 13,017.52 : x
  2. Step 2: Convert to fraction form
    23,086.60/31,857.60 = 13,017.52/x
  3. Step 3: Cross multiply
    23,086.60x = 31,857.60 × 13,017.52
  4. Step 4: Simplify right side
    23,086.60x = 414,706,945.15
  5. Step 5: Solve for x
    x = 414,706,945.15/23,086.60
  6. Step 6: Final answer
    x = 17,963.10

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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.