Home / 27,590.87-38,075.05-16,260.85

Finding the Fourth Proportional to 27,590.87, 38,075.05 and 16,260.85

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Solution

The fourth proportional to 27,590.87, 38,075.05 and 16,260.85 is: 22,439.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,590.87 : 38,075.05 = 16,260.85 : x
  2. Step 2: Convert to fraction form
    27,590.87/38,075.05 = 16,260.85/x
  3. Step 3: Cross multiply
    27,590.87x = 38,075.05 × 16,260.85
  4. Step 4: Simplify right side
    27,590.87x = 619,132,405.11
  5. Step 5: Solve for x
    x = 619,132,405.11/27,590.87
  6. Step 6: Final answer
    x = 22,439.76

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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.