Home / 27,311.04-37,680.48-16,130.88

Finding the Fourth Proportional to 27,311.04, 37,680.48 and 16,130.88

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Solution

The fourth proportional to 27,311.04, 37,680.48 and 16,130.88 is: 22,255.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,311.04 : 37,680.48 = 16,130.88 : x
  2. Step 2: Convert to fraction form
    27,311.04/37,680.48 = 16,130.88/x
  3. Step 3: Cross multiply
    27,311.04x = 37,680.48 × 16,130.88
  4. Step 4: Simplify right side
    27,311.04x = 607,819,301.22
  5. Step 5: Solve for x
    x = 607,819,301.22/27,311.04
  6. Step 6: Final answer
    x = 22,255.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.