Home / 25,957.04-38,912.20-9,313.18

Finding the Fourth Proportional to 25,957.04, 38,912.20 and 9,313.18

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Solution

The fourth proportional to 25,957.04, 38,912.20 and 9,313.18 is: 13,961.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,957.04 : 38,912.20 = 9,313.18 : x
  2. Step 2: Convert to fraction form
    25,957.04/38,912.20 = 9,313.18/x
  3. Step 3: Cross multiply
    25,957.04x = 38,912.20 × 9,313.18
  4. Step 4: Simplify right side
    25,957.04x = 362,396,202.23
  5. Step 5: Solve for x
    x = 362,396,202.23/25,957.04
  6. Step 6: Final answer
    x = 13,961.39

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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.