Home / 43,336.18-65,006.70-12,169

Finding the Fourth Proportional to 43,336.18, 65,006.70 and 12,169

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Solution

The fourth proportional to 43,336.18, 65,006.70 and 12,169 is: 18,254.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,336.18 : 65,006.70 = 12,169 : x
  2. Step 2: Convert to fraction form
    43,336.18/65,006.70 = 12,169/x
  3. Step 3: Cross multiply
    43,336.18x = 65,006.70 × 12,169
  4. Step 4: Simplify right side
    43,336.18x = 791,066,532.30
  5. Step 5: Solve for x
    x = 791,066,532.30/43,336.18
  6. Step 6: Final answer
    x = 18,254.18

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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.