Home / 27,555.32-41,332.06-11,972.94

Finding the Fourth Proportional to 27,555.32, 41,332.06 and 11,972.94

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Solution

The fourth proportional to 27,555.32, 41,332.06 and 11,972.94 is: 17,959.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,555.32 : 41,332.06 = 11,972.94 : x
  2. Step 2: Convert to fraction form
    27,555.32/41,332.06 = 11,972.94/x
  3. Step 3: Cross multiply
    27,555.32x = 41,332.06 × 11,972.94
  4. Step 4: Simplify right side
    27,555.32x = 494,866,274.46
  5. Step 5: Solve for x
    x = 494,866,274.46/27,555.32
  6. Step 6: Final answer
    x = 17,959.01

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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.