Home / 36,076.16-54,114.23-9,780.90

Finding the Fourth Proportional to 36,076.16, 54,114.23 and 9,780.90

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Solution

The fourth proportional to 36,076.16, 54,114.23 and 9,780.90 is: 14,671.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,076.16 : 54,114.23 = 9,780.90 : x
  2. Step 2: Convert to fraction form
    36,076.16/54,114.23 = 9,780.90/x
  3. Step 3: Cross multiply
    36,076.16x = 54,114.23 × 9,780.90
  4. Step 4: Simplify right side
    36,076.16x = 529,285,872.21
  5. Step 5: Solve for x
    x = 529,285,872.21/36,076.16
  6. Step 6: Final answer
    x = 14,671.35

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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.