Home / 36,203.88-54,272.16-14,031.72

Finding the Fourth Proportional to 36,203.88, 54,272.16 and 14,031.72

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Solution

The fourth proportional to 36,203.88, 54,272.16 and 14,031.72 is: 21,034.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,203.88 : 54,272.16 = 14,031.72 : x
  2. Step 2: Convert to fraction form
    36,203.88/54,272.16 = 14,031.72/x
  3. Step 3: Cross multiply
    36,203.88x = 54,272.16 × 14,031.72
  4. Step 4: Simplify right side
    36,203.88x = 761,531,752.92
  5. Step 5: Solve for x
    x = 761,531,752.92/36,203.88
  6. Step 6: Final answer
    x = 21,034.53

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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.