Home / 39,549.55-59,286.16-13,239.67

Finding the Fourth Proportional to 39,549.55, 59,286.16 and 13,239.67

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Solution

The fourth proportional to 39,549.55, 59,286.16 and 13,239.67 is: 19,846.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,549.55 : 59,286.16 = 13,239.67 : x
  2. Step 2: Convert to fraction form
    39,549.55/59,286.16 = 13,239.67/x
  3. Step 3: Cross multiply
    39,549.55x = 59,286.16 × 13,239.67
  4. Step 4: Simplify right side
    39,549.55x = 784,929,193.97
  5. Step 5: Solve for x
    x = 784,929,193.97/39,549.55
  6. Step 6: Final answer
    x = 19,846.73

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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.