Home / 46,471.50-69,668.05-20,156.42

Finding the Fourth Proportional to 46,471.50, 69,668.05 and 20,156.42

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Solution

The fourth proportional to 46,471.50, 69,668.05 and 20,156.42 is: 30,217.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,471.50 : 69,668.05 = 20,156.42 : x
  2. Step 2: Convert to fraction form
    46,471.50/69,668.05 = 20,156.42/x
  3. Step 3: Cross multiply
    46,471.50x = 69,668.05 × 20,156.42
  4. Step 4: Simplify right side
    46,471.50x = 1,404,258,476.38
  5. Step 5: Solve for x
    x = 1,404,258,476.38/46,471.50
  6. Step 6: Final answer
    x = 30,217.63

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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.