Home / 47,044.46-70,567.30-13,765.21

Finding the Fourth Proportional to 47,044.46, 70,567.30 and 13,765.21

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Solution

The fourth proportional to 47,044.46, 70,567.30 and 13,765.21 is: 20,647.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,044.46 : 70,567.30 = 13,765.21 : x
  2. Step 2: Convert to fraction form
    47,044.46/70,567.30 = 13,765.21/x
  3. Step 3: Cross multiply
    47,044.46x = 70,567.30 × 13,765.21
  4. Step 4: Simplify right side
    47,044.46x = 971,373,544.42
  5. Step 5: Solve for x
    x = 971,373,544.42/47,044.46
  6. Step 6: Final answer
    x = 20,647.99

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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.