Home / 36,966.22-55,471.29-13,609.06

Finding the Fourth Proportional to 36,966.22, 55,471.29 and 13,609.06

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Solution

The fourth proportional to 36,966.22, 55,471.29 and 13,609.06 is: 20,421.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,966.22 : 55,471.29 = 13,609.06 : x
  2. Step 2: Convert to fraction form
    36,966.22/55,471.29 = 13,609.06/x
  3. Step 3: Cross multiply
    36,966.22x = 55,471.29 × 13,609.06
  4. Step 4: Simplify right side
    36,966.22x = 754,912,113.89
  5. Step 5: Solve for x
    x = 754,912,113.89/36,966.22
  6. Step 6: Final answer
    x = 20,421.67

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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.