Home / 27,095.78-40,643.73-14,621.68

Finding the Fourth Proportional to 27,095.78, 40,643.73 and 14,621.68

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Solution

The fourth proportional to 27,095.78, 40,643.73 and 14,621.68 is: 21,932.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,095.78 : 40,643.73 = 14,621.68 : x
  2. Step 2: Convert to fraction form
    27,095.78/40,643.73 = 14,621.68/x
  3. Step 3: Cross multiply
    27,095.78x = 40,643.73 × 14,621.68
  4. Step 4: Simplify right side
    27,095.78x = 594,279,664.87
  5. Step 5: Solve for x
    x = 594,279,664.87/27,095.78
  6. Step 6: Final answer
    x = 21,932.55

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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.