Home / 26,515.58-36,591.57-15,185.25

Finding the Fourth Proportional to 26,515.58, 36,591.57 and 15,185.25

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Solution

The fourth proportional to 26,515.58, 36,591.57 and 15,185.25 is: 20,955.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,515.58 : 36,591.57 = 15,185.25 : x
  2. Step 2: Convert to fraction form
    26,515.58/36,591.57 = 15,185.25/x
  3. Step 3: Cross multiply
    26,515.58x = 36,591.57 × 15,185.25
  4. Step 4: Simplify right side
    26,515.58x = 555,652,138.34
  5. Step 5: Solve for x
    x = 555,652,138.34/26,515.58
  6. Step 6: Final answer
    x = 20,955.69

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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.