Home / 27,211.83-37,550.27-15,272.87

Finding the Fourth Proportional to 27,211.83, 37,550.27 and 15,272.87

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Solution

The fourth proportional to 27,211.83, 37,550.27 and 15,272.87 is: 21,075.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,211.83 : 37,550.27 = 15,272.87 : x
  2. Step 2: Convert to fraction form
    27,211.83/37,550.27 = 15,272.87/x
  3. Step 3: Cross multiply
    27,211.83x = 37,550.27 × 15,272.87
  4. Step 4: Simplify right side
    27,211.83x = 573,500,128.06
  5. Step 5: Solve for x
    x = 573,500,128.06/27,211.83
  6. Step 6: Final answer
    x = 21,075.40

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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.