Home / 38,541.75-57,812.64-10,839.75

Finding the Fourth Proportional to 38,541.75, 57,812.64 and 10,839.75

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Solution

The fourth proportional to 38,541.75, 57,812.64 and 10,839.75 is: 16,259.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,541.75 : 57,812.64 = 10,839.75 : x
  2. Step 2: Convert to fraction form
    38,541.75/57,812.64 = 10,839.75/x
  3. Step 3: Cross multiply
    38,541.75x = 57,812.64 × 10,839.75
  4. Step 4: Simplify right side
    38,541.75x = 626,674,564.44
  5. Step 5: Solve for x
    x = 626,674,564.44/38,541.75
  6. Step 6: Final answer
    x = 16,259.63

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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.