Home / 26,634.25-36,757.34-15,307.70

Finding the Fourth Proportional to 26,634.25, 36,757.34 and 15,307.70

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Solution

The fourth proportional to 26,634.25, 36,757.34 and 15,307.70 is: 21,125.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,634.25 : 36,757.34 = 15,307.70 : x
  2. Step 2: Convert to fraction form
    26,634.25/36,757.34 = 15,307.70/x
  3. Step 3: Cross multiply
    26,634.25x = 36,757.34 × 15,307.70
  4. Step 4: Simplify right side
    26,634.25x = 562,670,423.46
  5. Step 5: Solve for x
    x = 562,670,423.46/26,634.25
  6. Step 6: Final answer
    x = 21,125.82

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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.