Home / 14,922.99-20,590.88-10,205.55

Finding the Fourth Proportional to 14,922.99, 20,590.88 and 10,205.55

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Solution

The fourth proportional to 14,922.99, 20,590.88 and 10,205.55 is: 14,081.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,922.99 : 20,590.88 = 10,205.55 : x
  2. Step 2: Convert to fraction form
    14,922.99/20,590.88 = 10,205.55/x
  3. Step 3: Cross multiply
    14,922.99x = 20,590.88 × 10,205.55
  4. Step 4: Simplify right side
    14,922.99x = 210,141,204.36
  5. Step 5: Solve for x
    x = 210,141,204.36/14,922.99
  6. Step 6: Final answer
    x = 14,081.71

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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.