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Finding the Fourth Proportional to 14,037.92, 19,366.24 and 8,068.24

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Solution

The fourth proportional to 14,037.92, 19,366.24 and 8,068.24 is: 11,130.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,037.92 : 19,366.24 = 8,068.24 : x
  2. Step 2: Convert to fraction form
    14,037.92/19,366.24 = 8,068.24/x
  3. Step 3: Cross multiply
    14,037.92x = 19,366.24 × 8,068.24
  4. Step 4: Simplify right side
    14,037.92x = 156,251,472.22
  5. Step 5: Solve for x
    x = 156,251,472.22/14,037.92
  6. Step 6: Final answer
    x = 11,130.67

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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.