Home / 13,465.54-18,583.32-9,266.50

Finding the Fourth Proportional to 13,465.54, 18,583.32 and 9,266.50

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Solution

The fourth proportional to 13,465.54, 18,583.32 and 9,266.50 is: 12,788.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,465.54 : 18,583.32 = 9,266.50 : x
  2. Step 2: Convert to fraction form
    13,465.54/18,583.32 = 9,266.50/x
  3. Step 3: Cross multiply
    13,465.54x = 18,583.32 × 9,266.50
  4. Step 4: Simplify right side
    13,465.54x = 172,202,334.78
  5. Step 5: Solve for x
    x = 172,202,334.78/13,465.54
  6. Step 6: Final answer
    x = 12,788.37

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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.