Home / 13,035.36-17,985.75-8,794.27

Finding the Fourth Proportional to 13,035.36, 17,985.75 and 8,794.27

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Solution

The fourth proportional to 13,035.36, 17,985.75 and 8,794.27 is: 12,134.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,035.36 : 17,985.75 = 8,794.27 : x
  2. Step 2: Convert to fraction form
    13,035.36/17,985.75 = 8,794.27/x
  3. Step 3: Cross multiply
    13,035.36x = 17,985.75 × 8,794.27
  4. Step 4: Simplify right side
    13,035.36x = 158,171,531.16
  5. Step 5: Solve for x
    x = 158,171,531.16/13,035.36
  6. Step 6: Final answer
    x = 12,134.04

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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.