Home / 13,002.39-19,498.73-4,116.69

Finding the Fourth Proportional to 13,002.39, 19,498.73 and 4,116.69

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Solution

The fourth proportional to 13,002.39, 19,498.73 and 4,116.69 is: 6,173.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,002.39 : 19,498.73 = 4,116.69 : x
  2. Step 2: Convert to fraction form
    13,002.39/19,498.73 = 4,116.69/x
  3. Step 3: Cross multiply
    13,002.39x = 19,498.73 × 4,116.69
  4. Step 4: Simplify right side
    13,002.39x = 80,270,206.22
  5. Step 5: Solve for x
    x = 80,270,206.22/13,002.39
  6. Step 6: Final answer
    x = 6,173.50

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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.