Home / 30,374.49-41,821.47-25,828.23

Finding the Fourth Proportional to 30,374.49, 41,821.47 and 25,828.23

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Solution

The fourth proportional to 30,374.49, 41,821.47 and 25,828.23 is: 35,561.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,374.49 : 41,821.47 = 25,828.23 : x
  2. Step 2: Convert to fraction form
    30,374.49/41,821.47 = 25,828.23/x
  3. Step 3: Cross multiply
    30,374.49x = 41,821.47 × 25,828.23
  4. Step 4: Simplify right side
    30,374.49x = 1,080,174,546.10
  5. Step 5: Solve for x
    x = 1,080,174,546.10/30,374.49
  6. Step 6: Final answer
    x = 35,561.90

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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.