Home / 34,996.49-48,302.70-20,650.98

Finding the Fourth Proportional to 34,996.49, 48,302.70 and 20,650.98

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Solution

The fourth proportional to 34,996.49, 48,302.70 and 20,650.98 is: 28,502.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,996.49 : 48,302.70 = 20,650.98 : x
  2. Step 2: Convert to fraction form
    34,996.49/48,302.70 = 20,650.98/x
  3. Step 3: Cross multiply
    34,996.49x = 48,302.70 × 20,650.98
  4. Step 4: Simplify right side
    34,996.49x = 997,498,195.34
  5. Step 5: Solve for x
    x = 997,498,195.34/34,996.49
  6. Step 6: Final answer
    x = 28,502.81

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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.