Home / 14,236.16-19,639.87-9,521.96

Finding the Fourth Proportional to 14,236.16, 19,639.87 and 9,521.96

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Solution

The fourth proportional to 14,236.16, 19,639.87 and 9,521.96 is: 13,136.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,236.16 : 19,639.87 = 9,521.96 : x
  2. Step 2: Convert to fraction form
    14,236.16/19,639.87 = 9,521.96/x
  3. Step 3: Cross multiply
    14,236.16x = 19,639.87 × 9,521.96
  4. Step 4: Simplify right side
    14,236.16x = 187,009,934.54
  5. Step 5: Solve for x
    x = 187,009,934.54/14,236.16
  6. Step 6: Final answer
    x = 13,136.27

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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.