Home / 12,020.34-18,032.22-3,701.05

Finding the Fourth Proportional to 12,020.34, 18,032.22 and 3,701.05

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Solution

The fourth proportional to 12,020.34, 18,032.22 and 3,701.05 is: 5,552.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,020.34 : 18,032.22 = 3,701.05 : x
  2. Step 2: Convert to fraction form
    12,020.34/18,032.22 = 3,701.05/x
  3. Step 3: Cross multiply
    12,020.34x = 18,032.22 × 3,701.05
  4. Step 4: Simplify right side
    12,020.34x = 66,738,088.87
  5. Step 5: Solve for x
    x = 66,738,088.87/12,020.34
  6. Step 6: Final answer
    x = 5,552.10

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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.