Home / 15,860.23-23,790.35-6,619.75

Finding the Fourth Proportional to 15,860.23, 23,790.35 and 6,619.75

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Solution

The fourth proportional to 15,860.23, 23,790.35 and 6,619.75 is: 9,929.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,860.23 : 23,790.35 = 6,619.75 : x
  2. Step 2: Convert to fraction form
    15,860.23/23,790.35 = 6,619.75/x
  3. Step 3: Cross multiply
    15,860.23x = 23,790.35 × 6,619.75
  4. Step 4: Simplify right side
    15,860.23x = 157,486,169.41
  5. Step 5: Solve for x
    x = 157,486,169.41/15,860.23
  6. Step 6: Final answer
    x = 9,929.63

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.