Home / 14,735.34-20,332.49-8,446.50

Finding the Fourth Proportional to 14,735.34, 20,332.49 and 8,446.50

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Solution

The fourth proportional to 14,735.34, 20,332.49 and 8,446.50 is: 11,654.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,735.34 : 20,332.49 = 8,446.50 : x
  2. Step 2: Convert to fraction form
    14,735.34/20,332.49 = 8,446.50/x
  3. Step 3: Cross multiply
    14,735.34x = 20,332.49 × 8,446.50
  4. Step 4: Simplify right side
    14,735.34x = 171,738,334.55
  5. Step 5: Solve for x
    x = 171,738,334.55/14,735.34
  6. Step 6: Final answer
    x = 11,654.86

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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.