Home / 18,031.34-27,023.44-13,050.48

Finding the Fourth Proportional to 18,031.34, 27,023.44 and 13,050.48

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Solution

The fourth proportional to 18,031.34, 27,023.44 and 13,050.48 is: 19,558.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,031.34 : 27,023.44 = 13,050.48 : x
  2. Step 2: Convert to fraction form
    18,031.34/27,023.44 = 13,050.48/x
  3. Step 3: Cross multiply
    18,031.34x = 27,023.44 × 13,050.48
  4. Step 4: Simplify right side
    18,031.34x = 352,668,798.00
  5. Step 5: Solve for x
    x = 352,668,798.00/18,031.34
  6. Step 6: Final answer
    x = 19,558.66

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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.