Home / 25,995.78-39,010.96-14,152.54

Finding the Fourth Proportional to 25,995.78, 39,010.96 and 14,152.54

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Solution

The fourth proportional to 25,995.78, 39,010.96 and 14,152.54 is: 21,238.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,995.78 : 39,010.96 = 14,152.54 : x
  2. Step 2: Convert to fraction form
    25,995.78/39,010.96 = 14,152.54/x
  3. Step 3: Cross multiply
    25,995.78x = 39,010.96 × 14,152.54
  4. Step 4: Simplify right side
    25,995.78x = 552,104,171.84
  5. Step 5: Solve for x
    x = 552,104,171.84/25,995.78
  6. Step 6: Final answer
    x = 21,238.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.