Home / 34,835.99-48,072.05-19,728.76

Finding the Fourth Proportional to 34,835.99, 48,072.05 and 19,728.76

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Solution

The fourth proportional to 34,835.99, 48,072.05 and 19,728.76 is: 27,224.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,835.99 : 48,072.05 = 19,728.76 : x
  2. Step 2: Convert to fraction form
    34,835.99/48,072.05 = 19,728.76/x
  3. Step 3: Cross multiply
    34,835.99x = 48,072.05 × 19,728.76
  4. Step 4: Simplify right side
    34,835.99x = 948,401,696.80
  5. Step 5: Solve for x
    x = 948,401,696.80/34,835.99
  6. Step 6: Final answer
    x = 27,224.77

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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.