Home / 14,438.45-19,926.41-8,771.90

Finding the Fourth Proportional to 14,438.45, 19,926.41 and 8,771.90

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Solution

The fourth proportional to 14,438.45, 19,926.41 and 8,771.90 is: 12,106.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,438.45 : 19,926.41 = 8,771.90 : x
  2. Step 2: Convert to fraction form
    14,438.45/19,926.41 = 8,771.90/x
  3. Step 3: Cross multiply
    14,438.45x = 19,926.41 × 8,771.90
  4. Step 4: Simplify right side
    14,438.45x = 174,792,332.39
  5. Step 5: Solve for x
    x = 174,792,332.39/14,438.45
  6. Step 6: Final answer
    x = 12,106.03

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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.