Home / 27,154.44-40,749.48-18,699.12

Finding the Fourth Proportional to 27,154.44, 40,749.48 and 18,699.12

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Solution

The fourth proportional to 27,154.44, 40,749.48 and 18,699.12 is: 28,060.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,154.44 : 40,749.48 = 18,699.12 : x
  2. Step 2: Convert to fraction form
    27,154.44/40,749.48 = 18,699.12/x
  3. Step 3: Cross multiply
    27,154.44x = 40,749.48 × 18,699.12
  4. Step 4: Simplify right side
    27,154.44x = 761,979,416.46
  5. Step 5: Solve for x
    x = 761,979,416.46/27,154.44
  6. Step 6: Final answer
    x = 28,060.95

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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.