Home / 18,848.54-26,009.20-11,293.47

Finding the Fourth Proportional to 18,848.54, 26,009.20 and 11,293.47

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Solution

The fourth proportional to 18,848.54, 26,009.20 and 11,293.47 is: 15,583.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,848.54 : 26,009.20 = 11,293.47 : x
  2. Step 2: Convert to fraction form
    18,848.54/26,009.20 = 11,293.47/x
  3. Step 3: Cross multiply
    18,848.54x = 26,009.20 × 11,293.47
  4. Step 4: Simplify right side
    18,848.54x = 293,734,134.04
  5. Step 5: Solve for x
    x = 293,734,134.04/18,848.54
  6. Step 6: Final answer
    x = 15,583.92

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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.