Home / 13,392.09-20,080.71-6,003.63

Finding the Fourth Proportional to 13,392.09, 20,080.71 and 6,003.63

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Solution

The fourth proportional to 13,392.09, 20,080.71 and 6,003.63 is: 9,002.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,392.09 : 20,080.71 = 6,003.63 : x
  2. Step 2: Convert to fraction form
    13,392.09/20,080.71 = 6,003.63/x
  3. Step 3: Cross multiply
    13,392.09x = 20,080.71 × 6,003.63
  4. Step 4: Simplify right side
    13,392.09x = 120,557,152.98
  5. Step 5: Solve for x
    x = 120,557,152.98/13,392.09
  6. Step 6: Final answer
    x = 9,002.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.