Home / 36,098.15-54,156.47-13,905.57

Finding the Fourth Proportional to 36,098.15, 54,156.47 and 13,905.57

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Solution

The fourth proportional to 36,098.15, 54,156.47 and 13,905.57 is: 20,861.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,098.15 : 54,156.47 = 13,905.57 : x
  2. Step 2: Convert to fraction form
    36,098.15/54,156.47 = 13,905.57/x
  3. Step 3: Cross multiply
    36,098.15x = 54,156.47 × 13,905.57
  4. Step 4: Simplify right side
    36,098.15x = 753,076,515.01
  5. Step 5: Solve for x
    x = 753,076,515.01/36,098.15
  6. Step 6: Final answer
    x = 20,861.91

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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.