Home / 65,471.04-98,225.82-21,096.72

Finding the Fourth Proportional to 65,471.04, 98,225.82 and 21,096.72

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Solution

The fourth proportional to 65,471.04, 98,225.82 and 21,096.72 is: 31,651.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,471.04 : 98,225.82 = 21,096.72 : x
  2. Step 2: Convert to fraction form
    65,471.04/98,225.82 = 21,096.72/x
  3. Step 3: Cross multiply
    65,471.04x = 98,225.82 × 21,096.72
  4. Step 4: Simplify right side
    65,471.04x = 2,072,242,621.31
  5. Step 5: Solve for x
    x = 2,072,242,621.31/65,471.04
  6. Step 6: Final answer
    x = 31,651.29

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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.