Home / 27,210.17-40,816.31-7,490.27

Finding the Fourth Proportional to 27,210.17, 40,816.31 and 7,490.27

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Solution

The fourth proportional to 27,210.17, 40,816.31 and 7,490.27 is: 11,235.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,210.17 : 40,816.31 = 7,490.27 : x
  2. Step 2: Convert to fraction form
    27,210.17/40,816.31 = 7,490.27/x
  3. Step 3: Cross multiply
    27,210.17x = 40,816.31 × 7,490.27
  4. Step 4: Simplify right side
    27,210.17x = 305,724,940.77
  5. Step 5: Solve for x
    x = 305,724,940.77/27,210.17
  6. Step 6: Final answer
    x = 11,235.69

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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.