Home / 13,246.74-18,247.86-11,352.24

Finding the Fourth Proportional to 13,246.74, 18,247.86 and 11,352.24

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Solution

The fourth proportional to 13,246.74, 18,247.86 and 11,352.24 is: 15,638.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,246.74 : 18,247.86 = 11,352.24 : x
  2. Step 2: Convert to fraction form
    13,246.74/18,247.86 = 11,352.24/x
  3. Step 3: Cross multiply
    13,246.74x = 18,247.86 × 11,352.24
  4. Step 4: Simplify right side
    13,246.74x = 207,154,086.21
  5. Step 5: Solve for x
    x = 207,154,086.21/13,246.74
  6. Step 6: Final answer
    x = 15,638.12

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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.