Home / 26,076.58-35,980.14-15,469.66

Finding the Fourth Proportional to 26,076.58, 35,980.14 and 15,469.66

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Solution

The fourth proportional to 26,076.58, 35,980.14 and 15,469.66 is: 21,344.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,076.58 : 35,980.14 = 15,469.66 : x
  2. Step 2: Convert to fraction form
    26,076.58/35,980.14 = 15,469.66/x
  3. Step 3: Cross multiply
    26,076.58x = 35,980.14 × 15,469.66
  4. Step 4: Simplify right side
    26,076.58x = 556,600,532.55
  5. Step 5: Solve for x
    x = 556,600,532.55/26,076.58
  6. Step 6: Final answer
    x = 21,344.84

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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.