Home / 13,201.77-19,802.65-3,341.81

Finding the Fourth Proportional to 13,201.77, 19,802.65 and 3,341.81

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Solution

The fourth proportional to 13,201.77, 19,802.65 and 3,341.81 is: 5,012.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,201.77 : 19,802.65 = 3,341.81 : x
  2. Step 2: Convert to fraction form
    13,201.77/19,802.65 = 3,341.81/x
  3. Step 3: Cross multiply
    13,201.77x = 19,802.65 × 3,341.81
  4. Step 4: Simplify right side
    13,201.77x = 66,176,693.80
  5. Step 5: Solve for x
    x = 66,176,693.80/13,201.77
  6. Step 6: Final answer
    x = 5,012.71

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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.