Home / 35,316.40-48,736.96-19,401.21

Finding the Fourth Proportional to 35,316.40, 48,736.96 and 19,401.21

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Solution

The fourth proportional to 35,316.40, 48,736.96 and 19,401.21 is: 26,773.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,316.40 : 48,736.96 = 19,401.21 : x
  2. Step 2: Convert to fraction form
    35,316.40/48,736.96 = 19,401.21/x
  3. Step 3: Cross multiply
    35,316.40x = 48,736.96 × 19,401.21
  4. Step 4: Simplify right side
    35,316.40x = 945,555,898.72
  5. Step 5: Solve for x
    x = 945,555,898.72/35,316.40
  6. Step 6: Final answer
    x = 26,773.85

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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.