Home / 36,807.36-55,223.64-15,738.72

Finding the Fourth Proportional to 36,807.36, 55,223.64 and 15,738.72

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Solution

The fourth proportional to 36,807.36, 55,223.64 and 15,738.72 is: 23,613.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,807.36 : 55,223.64 = 15,738.72 : x
  2. Step 2: Convert to fraction form
    36,807.36/55,223.64 = 15,738.72/x
  3. Step 3: Cross multiply
    36,807.36x = 55,223.64 × 15,738.72
  4. Step 4: Simplify right side
    36,807.36x = 869,149,407.34
  5. Step 5: Solve for x
    x = 869,149,407.34/36,807.36
  6. Step 6: Final answer
    x = 23,613.47

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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.