Home / 36,094.77-54,128.66-12,395.57

Finding the Fourth Proportional to 36,094.77, 54,128.66 and 12,395.57

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Solution

The fourth proportional to 36,094.77, 54,128.66 and 12,395.57 is: 18,588.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,094.77 : 54,128.66 = 12,395.57 : x
  2. Step 2: Convert to fraction form
    36,094.77/54,128.66 = 12,395.57/x
  3. Step 3: Cross multiply
    36,094.77x = 54,128.66 × 12,395.57
  4. Step 4: Simplify right side
    36,094.77x = 670,955,261.42
  5. Step 5: Solve for x
    x = 670,955,261.42/36,094.77
  6. Step 6: Final answer
    x = 18,588.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.