Home / 47,718.55-71,467.05-46,057.85

Finding the Fourth Proportional to 47,718.55, 71,467.05 and 46,057.85

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Solution

The fourth proportional to 47,718.55, 71,467.05 and 46,057.85 is: 68,979.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,718.55 : 71,467.05 = 46,057.85 : x
  2. Step 2: Convert to fraction form
    47,718.55/71,467.05 = 46,057.85/x
  3. Step 3: Cross multiply
    47,718.55x = 71,467.05 × 46,057.85
  4. Step 4: Simplify right side
    47,718.55x = 3,291,618,311.51
  5. Step 5: Solve for x
    x = 3,291,618,311.51/47,718.55
  6. Step 6: Final answer
    x = 68,979.85

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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.