Home / 21,047.45-31,572.73-6,053.96

Finding the Fourth Proportional to 21,047.45, 31,572.73 and 6,053.96

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Solution

The fourth proportional to 21,047.45, 31,572.73 and 6,053.96 is: 9,081.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,047.45 : 31,572.73 = 6,053.96 : x
  2. Step 2: Convert to fraction form
    21,047.45/31,572.73 = 6,053.96/x
  3. Step 3: Cross multiply
    21,047.45x = 31,572.73 × 6,053.96
  4. Step 4: Simplify right side
    21,047.45x = 191,140,175.70
  5. Step 5: Solve for x
    x = 191,140,175.70/21,047.45
  6. Step 6: Final answer
    x = 9,081.39

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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.