Home / 34,057.49-46,999.55-18,950.78

Finding the Fourth Proportional to 34,057.49, 46,999.55 and 18,950.78

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Solution

The fourth proportional to 34,057.49, 46,999.55 and 18,950.78 is: 26,152.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,057.49 : 46,999.55 = 18,950.78 : x
  2. Step 2: Convert to fraction form
    34,057.49/46,999.55 = 18,950.78/x
  3. Step 3: Cross multiply
    34,057.49x = 46,999.55 × 18,950.78
  4. Step 4: Simplify right side
    34,057.49x = 890,678,297.02
  5. Step 5: Solve for x
    x = 890,678,297.02/34,057.49
  6. Step 6: Final answer
    x = 26,152.20

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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.