Home / 36,468.90-54,720.36-14,276.52

Finding the Fourth Proportional to 36,468.90, 54,720.36 and 14,276.52

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Solution

The fourth proportional to 36,468.90, 54,720.36 and 14,276.52 is: 21,421.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,468.90 : 54,720.36 = 14,276.52 : x
  2. Step 2: Convert to fraction form
    36,468.90/54,720.36 = 14,276.52/x
  3. Step 3: Cross multiply
    36,468.90x = 54,720.36 × 14,276.52
  4. Step 4: Simplify right side
    36,468.90x = 781,216,313.95
  5. Step 5: Solve for x
    x = 781,216,313.95/36,468.90
  6. Step 6: Final answer
    x = 21,421.44

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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.