Home / 13,210.92-19,817.46-4,443.48

Finding the Fourth Proportional to 13,210.92, 19,817.46 and 4,443.48

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Solution

The fourth proportional to 13,210.92, 19,817.46 and 4,443.48 is: 6,665.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,210.92 : 19,817.46 = 4,443.48 : x
  2. Step 2: Convert to fraction form
    13,210.92/19,817.46 = 4,443.48/x
  3. Step 3: Cross multiply
    13,210.92x = 19,817.46 × 4,443.48
  4. Step 4: Simplify right side
    13,210.92x = 88,058,487.16
  5. Step 5: Solve for x
    x = 88,058,487.16/13,210.92
  6. Step 6: Final answer
    x = 6,665.58

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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.