Home / 14,753.30-20,359.28-8,038.96

Finding the Fourth Proportional to 14,753.30, 20,359.28 and 8,038.96

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Solution

The fourth proportional to 14,753.30, 20,359.28 and 8,038.96 is: 11,093.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,753.30 : 20,359.28 = 8,038.96 : x
  2. Step 2: Convert to fraction form
    14,753.30/20,359.28 = 8,038.96/x
  3. Step 3: Cross multiply
    14,753.30x = 20,359.28 × 8,038.96
  4. Step 4: Simplify right side
    14,753.30x = 163,667,437.55
  5. Step 5: Solve for x
    x = 163,667,437.55/14,753.30
  6. Step 6: Final answer
    x = 11,093.62

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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.