Home / 12,536.04-17,299.44-7,230.56

Finding the Fourth Proportional to 12,536.04, 17,299.44 and 7,230.56

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Solution

The fourth proportional to 12,536.04, 17,299.44 and 7,230.56 is: 9,978.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,536.04 : 17,299.44 = 7,230.56 : x
  2. Step 2: Convert to fraction form
    12,536.04/17,299.44 = 7,230.56/x
  3. Step 3: Cross multiply
    12,536.04x = 17,299.44 × 7,230.56
  4. Step 4: Simplify right side
    12,536.04x = 125,084,638.89
  5. Step 5: Solve for x
    x = 125,084,638.89/12,536.04
  6. Step 6: Final answer
    x = 9,978.00

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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.