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Finding the Fourth Proportional to 29,726.47, 44,589.78 and 7,539.86

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Solution

The fourth proportional to 29,726.47, 44,589.78 and 7,539.86 is: 11,309.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,726.47 : 44,589.78 = 7,539.86 : x
  2. Step 2: Convert to fraction form
    29,726.47/44,589.78 = 7,539.86/x
  3. Step 3: Cross multiply
    29,726.47x = 44,589.78 × 7,539.86
  4. Step 4: Simplify right side
    29,726.47x = 336,200,698.63
  5. Step 5: Solve for x
    x = 336,200,698.63/29,726.47
  6. Step 6: Final answer
    x = 11,309.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.