Home / 27,590.22-38,074.16-16,260.21

Finding the Fourth Proportional to 27,590.22, 38,074.16 and 16,260.21

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Solution

The fourth proportional to 27,590.22, 38,074.16 and 16,260.21 is: 22,438.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,590.22 : 38,074.16 = 16,260.21 : x
  2. Step 2: Convert to fraction form
    27,590.22/38,074.16 = 16,260.21/x
  3. Step 3: Cross multiply
    27,590.22x = 38,074.16 × 16,260.21
  4. Step 4: Simplify right side
    27,590.22x = 619,093,877.82
  5. Step 5: Solve for x
    x = 619,093,877.82/27,590.22
  6. Step 6: Final answer
    x = 22,438.89

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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.