Home / 47,242.08-70,841.88-13,950.54

Finding the Fourth Proportional to 47,242.08, 70,841.88 and 13,950.54

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Solution

The fourth proportional to 47,242.08, 70,841.88 and 13,950.54 is: 20,919.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,242.08 : 70,841.88 = 13,950.54 : x
  2. Step 2: Convert to fraction form
    47,242.08/70,841.88 = 13,950.54/x
  3. Step 3: Cross multiply
    47,242.08x = 70,841.88 × 13,950.54
  4. Step 4: Simplify right side
    47,242.08x = 988,282,480.62
  5. Step 5: Solve for x
    x = 988,282,480.62/47,242.08
  6. Step 6: Final answer
    x = 20,919.54

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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.