Home / 27,112.83-37,415.69-15,176.17

Finding the Fourth Proportional to 27,112.83, 37,415.69 and 15,176.17

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Solution

The fourth proportional to 27,112.83, 37,415.69 and 15,176.17 is: 20,943.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,112.83 : 37,415.69 = 15,176.17 : x
  2. Step 2: Convert to fraction form
    27,112.83/37,415.69 = 15,176.17/x
  3. Step 3: Cross multiply
    27,112.83x = 37,415.69 × 15,176.17
  4. Step 4: Simplify right side
    27,112.83x = 567,826,816.51
  5. Step 5: Solve for x
    x = 567,826,816.51/27,112.83
  6. Step 6: Final answer
    x = 20,943.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.