Home / 26,356.29-39,528.72-8,345.94

Finding the Fourth Proportional to 26,356.29, 39,528.72 and 8,345.94

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Solution

The fourth proportional to 26,356.29, 39,528.72 and 8,345.94 is: 12,517.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,356.29 : 39,528.72 = 8,345.94 : x
  2. Step 2: Convert to fraction form
    26,356.29/39,528.72 = 8,345.94/x
  3. Step 3: Cross multiply
    26,356.29x = 39,528.72 × 8,345.94
  4. Step 4: Simplify right side
    26,356.29x = 329,904,127.75
  5. Step 5: Solve for x
    x = 329,904,127.75/26,356.29
  6. Step 6: Final answer
    x = 12,517.10

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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.