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Finding the Fourth Proportional to 29,579.36, 44,369.15 and 7,392.76

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Solution

The fourth proportional to 29,579.36, 44,369.15 and 7,392.76 is: 11,089.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,579.36 : 44,369.15 = 7,392.76 : x
  2. Step 2: Convert to fraction form
    29,579.36/44,369.15 = 7,392.76/x
  3. Step 3: Cross multiply
    29,579.36x = 44,369.15 × 7,392.76
  4. Step 4: Simplify right side
    29,579.36x = 328,010,477.35
  5. Step 5: Solve for x
    x = 328,010,477.35/29,579.36
  6. Step 6: Final answer
    x = 11,089.17

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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.