Home / 27,559.20-38,031.50-14,983.94

Finding the Fourth Proportional to 27,559.20, 38,031.50 and 14,983.94

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Solution

The fourth proportional to 27,559.20, 38,031.50 and 14,983.94 is: 20,677.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,559.20 : 38,031.50 = 14,983.94 : x
  2. Step 2: Convert to fraction form
    27,559.20/38,031.50 = 14,983.94/x
  3. Step 3: Cross multiply
    27,559.20x = 38,031.50 × 14,983.94
  4. Step 4: Simplify right side
    27,559.20x = 569,861,714.11
  5. Step 5: Solve for x
    x = 569,861,714.11/27,559.20
  6. Step 6: Final answer
    x = 20,677.73

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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.