Home / 36,640.42-54,923.70-14,445.20

Finding the Fourth Proportional to 36,640.42, 54,923.70 and 14,445.20

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Solution

The fourth proportional to 36,640.42, 54,923.70 and 14,445.20 is: 21,653.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,640.42 : 54,923.70 = 14,445.20 : x
  2. Step 2: Convert to fraction form
    36,640.42/54,923.70 = 14,445.20/x
  3. Step 3: Cross multiply
    36,640.42x = 54,923.70 × 14,445.20
  4. Step 4: Simplify right side
    36,640.42x = 793,383,831.24
  5. Step 5: Solve for x
    x = 793,383,831.24/36,640.42
  6. Step 6: Final answer
    x = 21,653.24

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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.