Home / 36,115.76-54,153.78-11,148.93

Finding the Fourth Proportional to 36,115.76, 54,153.78 and 11,148.93

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Solution

The fourth proportional to 36,115.76, 54,153.78 and 11,148.93 is: 16,717.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,115.76 : 54,153.78 = 11,148.93 : x
  2. Step 2: Convert to fraction form
    36,115.76/54,153.78 = 11,148.93/x
  3. Step 3: Cross multiply
    36,115.76x = 54,153.78 × 11,148.93
  4. Step 4: Simplify right side
    36,115.76x = 603,756,702.46
  5. Step 5: Solve for x
    x = 603,756,702.46/36,115.76
  6. Step 6: Final answer
    x = 16,717.27

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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.