Home / 36,439.10-50,180.08-31,656.86

Finding the Fourth Proportional to 36,439.10, 50,180.08 and 31,656.86

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Solution

The fourth proportional to 36,439.10, 50,180.08 and 31,656.86 is: 43,594.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,439.10 : 50,180.08 = 31,656.86 : x
  2. Step 2: Convert to fraction form
    36,439.10/50,180.08 = 31,656.86/x
  3. Step 3: Cross multiply
    36,439.10x = 50,180.08 × 31,656.86
  4. Step 4: Simplify right side
    36,439.10x = 1,588,543,358.16
  5. Step 5: Solve for x
    x = 1,588,543,358.16/36,439.10
  6. Step 6: Final answer
    x = 43,594.48

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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.