Home / 14,338.45-21,473.07-8,622.98

Finding the Fourth Proportional to 14,338.45, 21,473.07 and 8,622.98

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Solution

The fourth proportional to 14,338.45, 21,473.07 and 8,622.98 is: 12,913.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,338.45 : 21,473.07 = 8,622.98 : x
  2. Step 2: Convert to fraction form
    14,338.45/21,473.07 = 8,622.98/x
  3. Step 3: Cross multiply
    14,338.45x = 21,473.07 × 8,622.98
  4. Step 4: Simplify right side
    14,338.45x = 185,161,812.89
  5. Step 5: Solve for x
    x = 185,161,812.89/14,338.45
  6. Step 6: Final answer
    x = 12,913.65

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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.