Home / 14,006.34-19,329.21-8,039.07

Finding the Fourth Proportional to 14,006.34, 19,329.21 and 8,039.07

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Solution

The fourth proportional to 14,006.34, 19,329.21 and 8,039.07 is: 11,094.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,006.34 : 19,329.21 = 8,039.07 : x
  2. Step 2: Convert to fraction form
    14,006.34/19,329.21 = 8,039.07/x
  3. Step 3: Cross multiply
    14,006.34x = 19,329.21 × 8,039.07
  4. Step 4: Simplify right side
    14,006.34x = 155,388,872.23
  5. Step 5: Solve for x
    x = 155,388,872.23/14,006.34
  6. Step 6: Final answer
    x = 11,094.18

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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.