Home / 25,316.56-34,936.63-13,986.33

Finding the Fourth Proportional to 25,316.56, 34,936.63 and 13,986.33

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Solution

The fourth proportional to 25,316.56, 34,936.63 and 13,986.33 is: 19,301.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,316.56 : 34,936.63 = 13,986.33 : x
  2. Step 2: Convert to fraction form
    25,316.56/34,936.63 = 13,986.33/x
  3. Step 3: Cross multiply
    25,316.56x = 34,936.63 × 13,986.33
  4. Step 4: Simplify right side
    25,316.56x = 488,635,236.27
  5. Step 5: Solve for x
    x = 488,635,236.27/25,316.56
  6. Step 6: Final answer
    x = 19,301.01

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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.