Home / 34,688.75-52,020.36-12,496.19

Finding the Fourth Proportional to 34,688.75, 52,020.36 and 12,496.19

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Solution

The fourth proportional to 34,688.75, 52,020.36 and 12,496.19 is: 18,739.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,688.75 : 52,020.36 = 12,496.19 : x
  2. Step 2: Convert to fraction form
    34,688.75/52,020.36 = 12,496.19/x
  3. Step 3: Cross multiply
    34,688.75x = 52,020.36 × 12,496.19
  4. Step 4: Simplify right side
    34,688.75x = 650,056,042.33
  5. Step 5: Solve for x
    x = 650,056,042.33/34,688.75
  6. Step 6: Final answer
    x = 18,739.68

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1.5x scale

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.