Home / 12,007.36-17,967.20-7,079.36

Finding the Fourth Proportional to 12,007.36, 17,967.20 and 7,079.36

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Solution

The fourth proportional to 12,007.36, 17,967.20 and 7,079.36 is: 10,593.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,007.36 : 17,967.20 = 7,079.36 : x
  2. Step 2: Convert to fraction form
    12,007.36/17,967.20 = 7,079.36/x
  3. Step 3: Cross multiply
    12,007.36x = 17,967.20 × 7,079.36
  4. Step 4: Simplify right side
    12,007.36x = 127,196,276.99
  5. Step 5: Solve for x
    x = 127,196,276.99/12,007.36
  6. Step 6: Final answer
    x = 10,593.19

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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.