Home / 38,038.85-57,071.78-16,976.97

Finding the Fourth Proportional to 38,038.85, 57,071.78 and 16,976.97

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Solution

The fourth proportional to 38,038.85, 57,071.78 and 16,976.97 is: 25,471.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,038.85 : 57,071.78 = 16,976.97 : x
  2. Step 2: Convert to fraction form
    38,038.85/57,071.78 = 16,976.97/x
  3. Step 3: Cross multiply
    38,038.85x = 57,071.78 × 16,976.97
  4. Step 4: Simplify right side
    38,038.85x = 968,905,812.02
  5. Step 5: Solve for x
    x = 968,905,812.02/38,038.85
  6. Step 6: Final answer
    x = 25,471.48

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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.