Home / 14,719.34-20,312.73-8,004.96

Finding the Fourth Proportional to 14,719.34, 20,312.73 and 8,004.96

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Solution

The fourth proportional to 14,719.34, 20,312.73 and 8,004.96 is: 11,046.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,719.34 : 20,312.73 = 8,004.96 : x
  2. Step 2: Convert to fraction form
    14,719.34/20,312.73 = 8,004.96/x
  3. Step 3: Cross multiply
    14,719.34x = 20,312.73 × 8,004.96
  4. Step 4: Simplify right side
    14,719.34x = 162,602,591.14
  5. Step 5: Solve for x
    x = 162,602,591.14/14,719.34
  6. Step 6: Final answer
    x = 11,046.87

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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.