Home / 25,324.51-37,947.53-19,077.79

Finding the Fourth Proportional to 25,324.51, 37,947.53 and 19,077.79

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Solution

The fourth proportional to 25,324.51, 37,947.53 and 19,077.79 is: 28,587.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,324.51 : 37,947.53 = 19,077.79 : x
  2. Step 2: Convert to fraction form
    25,324.51/37,947.53 = 19,077.79/x
  3. Step 3: Cross multiply
    25,324.51x = 37,947.53 × 19,077.79
  4. Step 4: Simplify right side
    25,324.51x = 723,954,912.97
  5. Step 5: Solve for x
    x = 723,954,912.97/25,324.51
  6. Step 6: Final answer
    x = 28,587.12

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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.