Home / 36,790.42-55,193.86-13,416.86

Finding the Fourth Proportional to 36,790.42, 55,193.86 and 13,416.86

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Solution

The fourth proportional to 36,790.42, 55,193.86 and 13,416.86 is: 20,128.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,790.42 : 55,193.86 = 13,416.86 : x
  2. Step 2: Convert to fraction form
    36,790.42/55,193.86 = 13,416.86/x
  3. Step 3: Cross multiply
    36,790.42x = 55,193.86 × 13,416.86
  4. Step 4: Simplify right side
    36,790.42x = 740,528,292.48
  5. Step 5: Solve for x
    x = 740,528,292.48/36,790.42
  6. Step 6: Final answer
    x = 20,128.29

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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.