Home / 13,296.76-18,351.56-10,104.86

Finding the Fourth Proportional to 13,296.76, 18,351.56 and 10,104.86

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Solution

The fourth proportional to 13,296.76, 18,351.56 and 10,104.86 is: 13,946.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,296.76 : 18,351.56 = 10,104.86 : x
  2. Step 2: Convert to fraction form
    13,296.76/18,351.56 = 10,104.86/x
  3. Step 3: Cross multiply
    13,296.76x = 18,351.56 × 10,104.86
  4. Step 4: Simplify right side
    13,296.76x = 185,440,015.72
  5. Step 5: Solve for x
    x = 185,440,015.72/13,296.76
  6. Step 6: Final answer
    x = 13,946.26

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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.