Home / 34,795.70-48,020.44-19,688.36

Finding the Fourth Proportional to 34,795.70, 48,020.44 and 19,688.36

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Solution

The fourth proportional to 34,795.70, 48,020.44 and 19,688.36 is: 27,171.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,795.70 : 48,020.44 = 19,688.36 : x
  2. Step 2: Convert to fraction form
    34,795.70/48,020.44 = 19,688.36/x
  3. Step 3: Cross multiply
    34,795.70x = 48,020.44 × 19,688.36
  4. Step 4: Simplify right side
    34,795.70x = 945,443,710.08
  5. Step 5: Solve for x
    x = 945,443,710.08/34,795.70
  6. Step 6: Final answer
    x = 27,171.28

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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.