Home / 15,858.56-23,744.10-11,951.12

Finding the Fourth Proportional to 15,858.56, 23,744.10 and 11,951.12

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Solution

The fourth proportional to 15,858.56, 23,744.10 and 11,951.12 is: 17,893.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,858.56 : 23,744.10 = 11,951.12 : x
  2. Step 2: Convert to fraction form
    15,858.56/23,744.10 = 11,951.12/x
  3. Step 3: Cross multiply
    15,858.56x = 23,744.10 × 11,951.12
  4. Step 4: Simplify right side
    15,858.56x = 283,768,588.39
  5. Step 5: Solve for x
    x = 283,768,588.39/15,858.56
  6. Step 6: Final answer
    x = 17,893.72

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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.