Home / 13,492.28-18,620.69-10,083.37

Finding the Fourth Proportional to 13,492.28, 18,620.69 and 10,083.37

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Solution

The fourth proportional to 13,492.28, 18,620.69 and 10,083.37 is: 13,916.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,492.28 : 18,620.69 = 10,083.37 : x
  2. Step 2: Convert to fraction form
    13,492.28/18,620.69 = 10,083.37/x
  3. Step 3: Cross multiply
    13,492.28x = 18,620.69 × 10,083.37
  4. Step 4: Simplify right side
    13,492.28x = 187,759,244.87
  5. Step 5: Solve for x
    x = 187,759,244.87/13,492.28
  6. Step 6: Final answer
    x = 13,916.05

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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.