Home / 14,136.92-19,509.32-7,763.93

Finding the Fourth Proportional to 14,136.92, 19,509.32 and 7,763.93

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Solution

The fourth proportional to 14,136.92, 19,509.32 and 7,763.93 is: 10,714.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,136.92 : 19,509.32 = 7,763.93 : x
  2. Step 2: Convert to fraction form
    14,136.92/19,509.32 = 7,763.93/x
  3. Step 3: Cross multiply
    14,136.92x = 19,509.32 × 7,763.93
  4. Step 4: Simplify right side
    14,136.92x = 151,468,916.69
  5. Step 5: Solve for x
    x = 151,468,916.69/14,136.92
  6. Step 6: Final answer
    x = 10,714.42

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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.