Home / 26,640.27-36,758.97-15,307.11

Finding the Fourth Proportional to 26,640.27, 36,758.97 and 15,307.11

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Solution

The fourth proportional to 26,640.27, 36,758.97 and 15,307.11 is: 21,121.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,640.27 : 36,758.97 = 15,307.11 : x
  2. Step 2: Convert to fraction form
    26,640.27/36,758.97 = 15,307.11/x
  3. Step 3: Cross multiply
    26,640.27x = 36,758.97 × 15,307.11
  4. Step 4: Simplify right side
    26,640.27x = 562,673,597.28
  5. Step 5: Solve for x
    x = 562,673,597.28/26,640.27
  6. Step 6: Final answer
    x = 21,121.17

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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.