Home / 43,606.85-65,411.55-12,017.39

Finding the Fourth Proportional to 43,606.85, 65,411.55 and 12,017.39

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Solution

The fourth proportional to 43,606.85, 65,411.55 and 12,017.39 is: 18,026.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,606.85 : 65,411.55 = 12,017.39 : x
  2. Step 2: Convert to fraction form
    43,606.85/65,411.55 = 12,017.39/x
  3. Step 3: Cross multiply
    43,606.85x = 65,411.55 × 12,017.39
  4. Step 4: Simplify right side
    43,606.85x = 786,076,106.85
  5. Step 5: Solve for x
    x = 786,076,106.85/43,606.85
  6. Step 6: Final answer
    x = 18,026.44

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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.