Home / 35,950.96-49,612.40-20,035.09

Finding the Fourth Proportional to 35,950.96, 49,612.40 and 20,035.09

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Solution

The fourth proportional to 35,950.96, 49,612.40 and 20,035.09 is: 27,648.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,950.96 : 49,612.40 = 20,035.09 : x
  2. Step 2: Convert to fraction form
    35,950.96/49,612.40 = 20,035.09/x
  3. Step 3: Cross multiply
    35,950.96x = 49,612.40 × 20,035.09
  4. Step 4: Simplify right side
    35,950.96x = 993,988,899.12
  5. Step 5: Solve for x
    x = 993,988,899.12/35,950.96
  6. Step 6: Final answer
    x = 27,648.47

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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.