Home / 14,037.96-19,376.10-8,729.76

Finding the Fourth Proportional to 14,037.96, 19,376.10 and 8,729.76

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Solution

The fourth proportional to 14,037.96, 19,376.10 and 8,729.76 is: 12,049.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,037.96 : 19,376.10 = 8,729.76 : x
  2. Step 2: Convert to fraction form
    14,037.96/19,376.10 = 8,729.76/x
  3. Step 3: Cross multiply
    14,037.96x = 19,376.10 × 8,729.76
  4. Step 4: Simplify right side
    14,037.96x = 169,148,702.74
  5. Step 5: Solve for x
    x = 169,148,702.74/14,037.96
  6. Step 6: Final answer
    x = 12,049.38

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Half scale
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Double scale
Find fourth proportional to 14,038.96, 19,377.48 and 8,730.76
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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.