Home / 18,466.83-25,481.26-10,509.19

Finding the Fourth Proportional to 18,466.83, 25,481.26 and 10,509.19

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Solution

The fourth proportional to 18,466.83, 25,481.26 and 10,509.19 is: 14,500.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,466.83 : 25,481.26 = 10,509.19 : x
  2. Step 2: Convert to fraction form
    18,466.83/25,481.26 = 10,509.19/x
  3. Step 3: Cross multiply
    18,466.83x = 25,481.26 × 10,509.19
  4. Step 4: Simplify right side
    18,466.83x = 267,787,312.80
  5. Step 5: Solve for x
    x = 267,787,312.80/18,466.83
  6. Step 6: Final answer
    x = 14,500.99

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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.