Home / 41,878.44-62,828.64-13,802.76

Finding the Fourth Proportional to 41,878.44, 62,828.64 and 13,802.76

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Solution

The fourth proportional to 41,878.44, 62,828.64 and 13,802.76 is: 20,707.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,878.44 : 62,828.64 = 13,802.76 : x
  2. Step 2: Convert to fraction form
    41,878.44/62,828.64 = 13,802.76/x
  3. Step 3: Cross multiply
    41,878.44x = 62,828.64 × 13,802.76
  4. Step 4: Simplify right side
    41,878.44x = 867,208,639.05
  5. Step 5: Solve for x
    x = 867,208,639.05/41,878.44
  6. Step 6: Final answer
    x = 20,707.76

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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.