Home / 33,461.78-46,172.01-19,311.98

Finding the Fourth Proportional to 33,461.78, 46,172.01 and 19,311.98

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Solution

The fourth proportional to 33,461.78, 46,172.01 and 19,311.98 is: 26,647.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,461.78 : 46,172.01 = 19,311.98 : x
  2. Step 2: Convert to fraction form
    33,461.78/46,172.01 = 19,311.98/x
  3. Step 3: Cross multiply
    33,461.78x = 46,172.01 × 19,311.98
  4. Step 4: Simplify right side
    33,461.78x = 891,672,933.68
  5. Step 5: Solve for x
    x = 891,672,933.68/33,461.78
  6. Step 6: Final answer
    x = 26,647.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.