Home / 21,889.36-32,861.73-10,054.96

Finding the Fourth Proportional to 21,889.36, 32,861.73 and 10,054.96

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Solution

The fourth proportional to 21,889.36, 32,861.73 and 10,054.96 is: 15,095.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,889.36 : 32,861.73 = 10,054.96 : x
  2. Step 2: Convert to fraction form
    21,889.36/32,861.73 = 10,054.96/x
  3. Step 3: Cross multiply
    21,889.36x = 32,861.73 × 10,054.96
  4. Step 4: Simplify right side
    21,889.36x = 330,423,343.82
  5. Step 5: Solve for x
    x = 330,423,343.82/21,889.36
  6. Step 6: Final answer
    x = 15,095.16

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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.