Home / 14,641.26-20,205-7,926.98

Finding the Fourth Proportional to 14,641.26, 20,205 and 7,926.98

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Solution

The fourth proportional to 14,641.26, 20,205 and 7,926.98 is: 10,939.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,641.26 : 20,205 = 7,926.98 : x
  2. Step 2: Convert to fraction form
    14,641.26/20,205 = 7,926.98/x
  3. Step 3: Cross multiply
    14,641.26x = 20,205 × 7,926.98
  4. Step 4: Simplify right side
    14,641.26x = 160,164,630.90
  5. Step 5: Solve for x
    x = 160,164,630.90/14,641.26
  6. Step 6: Final answer
    x = 10,939.27

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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.