Home / 12,539.85-17,306.84-7,233.63

Finding the Fourth Proportional to 12,539.85, 17,306.84 and 7,233.63

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Solution

The fourth proportional to 12,539.85, 17,306.84 and 7,233.63 is: 9,983.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,539.85 : 17,306.84 = 7,233.63 : x
  2. Step 2: Convert to fraction form
    12,539.85/17,306.84 = 7,233.63/x
  3. Step 3: Cross multiply
    12,539.85x = 17,306.84 × 7,233.63
  4. Step 4: Simplify right side
    12,539.85x = 125,191,240.86
  5. Step 5: Solve for x
    x = 125,191,240.86/12,539.85
  6. Step 6: Final answer
    x = 9,983.47

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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.