Home / 12,553.29-17,323.39-7,247.99

Finding the Fourth Proportional to 12,553.29, 17,323.39 and 7,247.99

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Solution

The fourth proportional to 12,553.29, 17,323.39 and 7,247.99 is: 10,002.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,553.29 : 17,323.39 = 7,247.99 : x
  2. Step 2: Convert to fraction form
    12,553.29/17,323.39 = 7,247.99/x
  3. Step 3: Cross multiply
    12,553.29x = 17,323.39 × 7,247.99
  4. Step 4: Simplify right side
    12,553.29x = 125,559,720.36
  5. Step 5: Solve for x
    x = 125,559,720.36/12,553.29
  6. Step 6: Final answer
    x = 10,002.14

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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.