Home / 25,216.36-34,798.29-13,885.60

Finding the Fourth Proportional to 25,216.36, 34,798.29 and 13,885.60

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Solution

The fourth proportional to 25,216.36, 34,798.29 and 13,885.60 is: 19,161.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,216.36 : 34,798.29 = 13,885.60 : x
  2. Step 2: Convert to fraction form
    25,216.36/34,798.29 = 13,885.60/x
  3. Step 3: Cross multiply
    25,216.36x = 34,798.29 × 13,885.60
  4. Step 4: Simplify right side
    25,216.36x = 483,195,135.62
  5. Step 5: Solve for x
    x = 483,195,135.62/25,216.36
  6. Step 6: Final answer
    x = 19,161.97

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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.