Home / 12,539.27-17,303.55-7,233.77

Finding the Fourth Proportional to 12,539.27, 17,303.55 and 7,233.77

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Solution

The fourth proportional to 12,539.27, 17,303.55 and 7,233.77 is: 9,982.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,539.27 : 17,303.55 = 7,233.77 : x
  2. Step 2: Convert to fraction form
    12,539.27/17,303.55 = 7,233.77/x
  3. Step 3: Cross multiply
    12,539.27x = 17,303.55 × 7,233.77
  4. Step 4: Simplify right side
    12,539.27x = 125,169,900.88
  5. Step 5: Solve for x
    x = 125,169,900.88/12,539.27
  6. Step 6: Final answer
    x = 9,982.23

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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.