Home / 27,614.13-38,107.52-15,038.88

Finding the Fourth Proportional to 27,614.13, 38,107.52 and 15,038.88

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Solution

The fourth proportional to 27,614.13, 38,107.52 and 15,038.88 is: 20,753.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,614.13 : 38,107.52 = 15,038.88 : x
  2. Step 2: Convert to fraction form
    27,614.13/38,107.52 = 15,038.88/x
  3. Step 3: Cross multiply
    27,614.13x = 38,107.52 × 15,038.88
  4. Step 4: Simplify right side
    27,614.13x = 573,094,420.38
  5. Step 5: Solve for x
    x = 573,094,420.38/27,614.13
  6. Step 6: Final answer
    x = 20,753.67

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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.