Home / 14,116.14-21,158.82-7,525.98

Finding the Fourth Proportional to 14,116.14, 21,158.82 and 7,525.98

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Solution

The fourth proportional to 14,116.14, 21,158.82 and 7,525.98 is: 11,280.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,116.14 : 21,158.82 = 7,525.98 : x
  2. Step 2: Convert to fraction form
    14,116.14/21,158.82 = 7,525.98/x
  3. Step 3: Cross multiply
    14,116.14x = 21,158.82 × 7,525.98
  4. Step 4: Simplify right side
    14,116.14x = 159,240,856.14
  5. Step 5: Solve for x
    x = 159,240,856.14/14,116.14
  6. Step 6: Final answer
    x = 11,280.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.