Home / 43,621.23-65,433.51-14,035.17

Finding the Fourth Proportional to 43,621.23, 65,433.51 and 14,035.17

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Solution

The fourth proportional to 43,621.23, 65,433.51 and 14,035.17 is: 21,053.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,621.23 : 65,433.51 = 14,035.17 : x
  2. Step 2: Convert to fraction form
    43,621.23/65,433.51 = 14,035.17/x
  3. Step 3: Cross multiply
    43,621.23x = 65,433.51 × 14,035.17
  4. Step 4: Simplify right side
    43,621.23x = 918,370,436.55
  5. Step 5: Solve for x
    x = 918,370,436.55/43,621.23
  6. Step 6: Final answer
    x = 21,053.29

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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.