Home / 47,230.20-70,856.91-13,950.09

Finding the Fourth Proportional to 47,230.20, 70,856.91 and 13,950.09

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Solution

The fourth proportional to 47,230.20, 70,856.91 and 13,950.09 is: 20,928.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,230.20 : 70,856.91 = 13,950.09 : x
  2. Step 2: Convert to fraction form
    47,230.20/70,856.91 = 13,950.09/x
  3. Step 3: Cross multiply
    47,230.20x = 70,856.91 × 13,950.09
  4. Step 4: Simplify right side
    47,230.20x = 988,460,271.62
  5. Step 5: Solve for x
    x = 988,460,271.62/47,230.20
  6. Step 6: Final answer
    x = 20,928.56

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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.