Home / 17,470.44-24,120.36-13,429.44

Finding the Fourth Proportional to 17,470.44, 24,120.36 and 13,429.44

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Solution

The fourth proportional to 17,470.44, 24,120.36 and 13,429.44 is: 18,541.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,470.44 : 24,120.36 = 13,429.44 : x
  2. Step 2: Convert to fraction form
    17,470.44/24,120.36 = 13,429.44/x
  3. Step 3: Cross multiply
    17,470.44x = 24,120.36 × 13,429.44
  4. Step 4: Simplify right side
    17,470.44x = 323,922,927.40
  5. Step 5: Solve for x
    x = 323,922,927.40/17,470.44
  6. Step 6: Final answer
    x = 18,541.20

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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.