Home / 69,389.40-104,020.31-25,005.30

Finding the Fourth Proportional to 69,389.40, 104,020.31 and 25,005.30

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Solution

The fourth proportional to 69,389.40, 104,020.31 and 25,005.30 is: 37,484.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,389.40 : 104,020.31 = 25,005.30 : x
  2. Step 2: Convert to fraction form
    69,389.40/104,020.31 = 25,005.30/x
  3. Step 3: Cross multiply
    69,389.40x = 104,020.31 × 25,005.30
  4. Step 4: Simplify right side
    69,389.40x = 2,601,059,057.64
  5. Step 5: Solve for x
    x = 2,601,059,057.64/69,389.40
  6. Step 6: Final answer
    x = 37,484.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.