Home / 29,690.89-44,521.85-10,979.69

Finding the Fourth Proportional to 29,690.89, 44,521.85 and 10,979.69

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Solution

The fourth proportional to 29,690.89, 44,521.85 and 10,979.69 is: 16,464.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,690.89 : 44,521.85 = 10,979.69 : x
  2. Step 2: Convert to fraction form
    29,690.89/44,521.85 = 10,979.69/x
  3. Step 3: Cross multiply
    29,690.89x = 44,521.85 × 10,979.69
  4. Step 4: Simplify right side
    29,690.89x = 488,835,916.07
  5. Step 5: Solve for x
    x = 488,835,916.07/29,690.89
  6. Step 6: Final answer
    x = 16,464.17

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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.