Home / 13,435.70-20,152.47-4,669.34

Finding the Fourth Proportional to 13,435.70, 20,152.47 and 4,669.34

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Solution

The fourth proportional to 13,435.70, 20,152.47 and 4,669.34 is: 7,003.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,435.70 : 20,152.47 = 4,669.34 : x
  2. Step 2: Convert to fraction form
    13,435.70/20,152.47 = 4,669.34/x
  3. Step 3: Cross multiply
    13,435.70x = 20,152.47 × 4,669.34
  4. Step 4: Simplify right side
    13,435.70x = 94,098,734.27
  5. Step 5: Solve for x
    x = 94,098,734.27/13,435.70
  6. Step 6: Final answer
    x = 7,003.63

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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.