Home / 36,339.54-54,478.62-14,168.40

Finding the Fourth Proportional to 36,339.54, 54,478.62 and 14,168.40

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Solution

The fourth proportional to 36,339.54, 54,478.62 and 14,168.40 is: 21,240.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,339.54 : 54,478.62 = 14,168.40 : x
  2. Step 2: Convert to fraction form
    36,339.54/54,478.62 = 14,168.40/x
  3. Step 3: Cross multiply
    36,339.54x = 54,478.62 × 14,168.40
  4. Step 4: Simplify right side
    36,339.54x = 771,874,879.61
  5. Step 5: Solve for x
    x = 771,874,879.61/36,339.54
  6. Step 6: Final answer
    x = 21,240.63

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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.