Home / 13,084.13-18,056.09-7,495.49

Finding the Fourth Proportional to 13,084.13, 18,056.09 and 7,495.49

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Solution

The fourth proportional to 13,084.13, 18,056.09 and 7,495.49 is: 10,343.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,084.13 : 18,056.09 = 7,495.49 : x
  2. Step 2: Convert to fraction form
    13,084.13/18,056.09 = 7,495.49/x
  3. Step 3: Cross multiply
    13,084.13x = 18,056.09 × 7,495.49
  4. Step 4: Simplify right side
    13,084.13x = 135,339,170.49
  5. Step 5: Solve for x
    x = 135,339,170.49/13,084.13
  6. Step 6: Final answer
    x = 10,343.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.