Home / 26,734.90-40,105.95-9,210.10

Finding the Fourth Proportional to 26,734.90, 40,105.95 and 9,210.10

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Solution

The fourth proportional to 26,734.90, 40,105.95 and 9,210.10 is: 13,816.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,734.90 : 40,105.95 = 9,210.10 : x
  2. Step 2: Convert to fraction form
    26,734.90/40,105.95 = 9,210.10/x
  3. Step 3: Cross multiply
    26,734.90x = 40,105.95 × 9,210.10
  4. Step 4: Simplify right side
    26,734.90x = 369,379,810.10
  5. Step 5: Solve for x
    x = 369,379,810.10/26,734.90
  6. Step 6: Final answer
    x = 13,816.39

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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.