Home / 26,611.36-36,722.00-15,272.87

Finding the Fourth Proportional to 26,611.36, 36,722.00 and 15,272.87

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Solution

The fourth proportional to 26,611.36, 36,722.00 and 15,272.87 is: 21,075.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,611.36 : 36,722.00 = 15,272.87 : x
  2. Step 2: Convert to fraction form
    26,611.36/36,722.00 = 15,272.87/x
  3. Step 3: Cross multiply
    26,611.36x = 36,722.00 × 15,272.87
  4. Step 4: Simplify right side
    26,611.36x = 560,850,505.24
  5. Step 5: Solve for x
    x = 560,850,505.24/26,611.36
  6. Step 6: Final answer
    x = 21,075.60

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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.