Home / 14,006.17-21,009.66-5,239.41

Finding the Fourth Proportional to 14,006.17, 21,009.66 and 5,239.41

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Solution

The fourth proportional to 14,006.17, 21,009.66 and 5,239.41 is: 7,859.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,006.17 : 21,009.66 = 5,239.41 : x
  2. Step 2: Convert to fraction form
    14,006.17/21,009.66 = 5,239.41/x
  3. Step 3: Cross multiply
    14,006.17x = 21,009.66 × 5,239.41
  4. Step 4: Simplify right side
    14,006.17x = 110,078,222.70
  5. Step 5: Solve for x
    x = 110,078,222.70/14,006.17
  6. Step 6: Final answer
    x = 7,859.27

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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.