Home / 13,029.04-17,980.68-9,256.24

Finding the Fourth Proportional to 13,029.04, 17,980.68 and 9,256.24

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Solution

The fourth proportional to 13,029.04, 17,980.68 and 9,256.24 is: 12,774.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,029.04 : 17,980.68 = 9,256.24 : x
  2. Step 2: Convert to fraction form
    13,029.04/17,980.68 = 9,256.24/x
  3. Step 3: Cross multiply
    13,029.04x = 17,980.68 × 9,256.24
  4. Step 4: Simplify right side
    13,029.04x = 166,433,489.44
  5. Step 5: Solve for x
    x = 166,433,489.44/13,029.04
  6. Step 6: Final answer
    x = 12,774.04

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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.