Home / 14,006.30-21,012.56-6,110.09

Finding the Fourth Proportional to 14,006.30, 21,012.56 and 6,110.09

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Solution

The fourth proportional to 14,006.30, 21,012.56 and 6,110.09 is: 9,166.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,006.30 : 21,012.56 = 6,110.09 : x
  2. Step 2: Convert to fraction form
    14,006.30/21,012.56 = 6,110.09/x
  3. Step 3: Cross multiply
    14,006.30x = 21,012.56 × 6,110.09
  4. Step 4: Simplify right side
    14,006.30x = 128,388,598.83
  5. Step 5: Solve for x
    x = 128,388,598.83/14,006.30
  6. Step 6: Final answer
    x = 9,166.49

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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.