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Finding the Fourth Proportional to 29,574.89, 44,364.45 and 9,309.90

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Solution

The fourth proportional to 29,574.89, 44,364.45 and 9,309.90 is: 13,965.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,574.89 : 44,364.45 = 9,309.90 : x
  2. Step 2: Convert to fraction form
    29,574.89/44,364.45 = 9,309.90/x
  3. Step 3: Cross multiply
    29,574.89x = 44,364.45 × 9,309.90
  4. Step 4: Simplify right side
    29,574.89x = 413,028,593.06
  5. Step 5: Solve for x
    x = 413,028,593.06/29,574.89
  6. Step 6: Final answer
    x = 13,965.52

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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.