Home / 13,943.34-20,916.21-4,580.52

Finding the Fourth Proportional to 13,943.34, 20,916.21 and 4,580.52

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Solution

The fourth proportional to 13,943.34, 20,916.21 and 4,580.52 is: 6,871.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,943.34 : 20,916.21 = 4,580.52 : x
  2. Step 2: Convert to fraction form
    13,943.34/20,916.21 = 4,580.52/x
  3. Step 3: Cross multiply
    13,943.34x = 20,916.21 × 4,580.52
  4. Step 4: Simplify right side
    13,943.34x = 95,807,118.23
  5. Step 5: Solve for x
    x = 95,807,118.23/13,943.34
  6. Step 6: Final answer
    x = 6,871.17

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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.