Home / 14,591.34-21,851.94-8,332.40

Finding the Fourth Proportional to 14,591.34, 21,851.94 and 8,332.40

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Solution

The fourth proportional to 14,591.34, 21,851.94 and 8,332.40 is: 12,478.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,591.34 : 21,851.94 = 8,332.40 : x
  2. Step 2: Convert to fraction form
    14,591.34/21,851.94 = 8,332.40/x
  3. Step 3: Cross multiply
    14,591.34x = 21,851.94 × 8,332.40
  4. Step 4: Simplify right side
    14,591.34x = 182,078,995.60
  5. Step 5: Solve for x
    x = 182,078,995.60/14,591.34
  6. Step 6: Final answer
    x = 12,478.57

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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.