Home / 19,345.11-29,025.88-10,569.77

Finding the Fourth Proportional to 19,345.11, 29,025.88 and 10,569.77

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Solution

The fourth proportional to 19,345.11, 29,025.88 and 10,569.77 is: 15,859.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,345.11 : 29,025.88 = 10,569.77 : x
  2. Step 2: Convert to fraction form
    19,345.11/29,025.88 = 10,569.77/x
  3. Step 3: Cross multiply
    19,345.11x = 29,025.88 × 10,569.77
  4. Step 4: Simplify right side
    19,345.11x = 306,796,976.21
  5. Step 5: Solve for x
    x = 306,796,976.21/19,345.11
  6. Step 6: Final answer
    x = 15,859.15

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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.