Home / 25,014.36-34,519.32-13,683.54

Finding the Fourth Proportional to 25,014.36, 34,519.32 and 13,683.54

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Solution

The fourth proportional to 25,014.36, 34,519.32 and 13,683.54 is: 18,883.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,014.36 : 34,519.32 = 13,683.54 : x
  2. Step 2: Convert to fraction form
    25,014.36/34,519.32 = 13,683.54/x
  3. Step 3: Cross multiply
    25,014.36x = 34,519.32 × 13,683.54
  4. Step 4: Simplify right side
    25,014.36x = 472,346,495.99
  5. Step 5: Solve for x
    x = 472,346,495.99/25,014.36
  6. Step 6: Final answer
    x = 18,883.01

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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.