Home / 47,212.46-70,830.68-17,630.55

Finding the Fourth Proportional to 47,212.46, 70,830.68 and 17,630.55

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Solution

The fourth proportional to 47,212.46, 70,830.68 and 17,630.55 is: 26,450.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,212.46 : 70,830.68 = 17,630.55 : x
  2. Step 2: Convert to fraction form
    47,212.46/70,830.68 = 17,630.55/x
  3. Step 3: Cross multiply
    47,212.46x = 70,830.68 × 17,630.55
  4. Step 4: Simplify right side
    47,212.46x = 1,248,783,757.12
  5. Step 5: Solve for x
    x = 1,248,783,757.12/47,212.46
  6. Step 6: Final answer
    x = 26,450.30

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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.