Home / 18,548.93-25,598.91-11,479.46

Finding the Fourth Proportional to 18,548.93, 25,598.91 and 11,479.46

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Solution

The fourth proportional to 18,548.93, 25,598.91 and 11,479.46 is: 15,842.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,548.93 : 25,598.91 = 11,479.46 : x
  2. Step 2: Convert to fraction form
    18,548.93/25,598.91 = 11,479.46/x
  3. Step 3: Cross multiply
    18,548.93x = 25,598.91 × 11,479.46
  4. Step 4: Simplify right side
    18,548.93x = 293,861,663.39
  5. Step 5: Solve for x
    x = 293,861,663.39/18,548.93
  6. Step 6: Final answer
    x = 15,842.51

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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.