Home / 13,083.41-19,626.33-4,318.40

Finding the Fourth Proportional to 13,083.41, 19,626.33 and 4,318.40

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Solution

The fourth proportional to 13,083.41, 19,626.33 and 4,318.40 is: 6,478.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,083.41 : 19,626.33 = 4,318.40 : x
  2. Step 2: Convert to fraction form
    13,083.41/19,626.33 = 4,318.40/x
  3. Step 3: Cross multiply
    13,083.41x = 19,626.33 × 4,318.40
  4. Step 4: Simplify right side
    13,083.41x = 84,754,245.34
  5. Step 5: Solve for x
    x = 84,754,245.34/13,083.41
  6. Step 6: Final answer
    x = 6,478.00

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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.