Home / 36,580.16-54,854.74-11,613.50

Finding the Fourth Proportional to 36,580.16, 54,854.74 and 11,613.50

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Solution

The fourth proportional to 36,580.16, 54,854.74 and 11,613.50 is: 17,415.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,580.16 : 54,854.74 = 11,613.50 : x
  2. Step 2: Convert to fraction form
    36,580.16/54,854.74 = 11,613.50/x
  3. Step 3: Cross multiply
    36,580.16x = 54,854.74 × 11,613.50
  4. Step 4: Simplify right side
    36,580.16x = 637,055,385.85
  5. Step 5: Solve for x
    x = 637,055,385.85/36,580.16
  6. Step 6: Final answer
    x = 17,415.33

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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.