Home / 13,901.41-20,853.29-4,541.28

Finding the Fourth Proportional to 13,901.41, 20,853.29 and 4,541.28

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Solution

The fourth proportional to 13,901.41, 20,853.29 and 4,541.28 is: 6,812.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,901.41 : 20,853.29 = 4,541.28 : x
  2. Step 2: Convert to fraction form
    13,901.41/20,853.29 = 4,541.28/x
  3. Step 3: Cross multiply
    13,901.41x = 20,853.29 × 4,541.28
  4. Step 4: Simplify right side
    13,901.41x = 94,700,628.81
  5. Step 5: Solve for x
    x = 94,700,628.81/13,901.41
  6. Step 6: Final answer
    x = 6,812.30

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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.