Home / 43,731.10-65,597.04-12,566.34

Finding the Fourth Proportional to 43,731.10, 65,597.04 and 12,566.34

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Solution

The fourth proportional to 43,731.10, 65,597.04 and 12,566.34 is: 18,849.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,731.10 : 65,597.04 = 12,566.34 : x
  2. Step 2: Convert to fraction form
    43,731.10/65,597.04 = 12,566.34/x
  3. Step 3: Cross multiply
    43,731.10x = 65,597.04 × 12,566.34
  4. Step 4: Simplify right side
    43,731.10x = 824,314,707.63
  5. Step 5: Solve for x
    x = 824,314,707.63/43,731.10
  6. Step 6: Final answer
    x = 18,849.62

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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.