Home / 25,154.07-37,696.07-18,906.81

Finding the Fourth Proportional to 25,154.07, 37,696.07 and 18,906.81

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Solution

The fourth proportional to 25,154.07, 37,696.07 and 18,906.81 is: 28,333.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,154.07 : 37,696.07 = 18,906.81 : x
  2. Step 2: Convert to fraction form
    25,154.07/37,696.07 = 18,906.81/x
  3. Step 3: Cross multiply
    25,154.07x = 37,696.07 × 18,906.81
  4. Step 4: Simplify right side
    25,154.07x = 712,712,338.70
  5. Step 5: Solve for x
    x = 712,712,338.70/25,154.07
  6. Step 6: Final answer
    x = 28,333.88

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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.