Home / 25,412.96-35,069.40-15,997.52

Finding the Fourth Proportional to 25,412.96, 35,069.40 and 15,997.52

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Solution

The fourth proportional to 25,412.96, 35,069.40 and 15,997.52 is: 22,076.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,412.96 : 35,069.40 = 15,997.52 : x
  2. Step 2: Convert to fraction form
    25,412.96/35,069.40 = 15,997.52/x
  3. Step 3: Cross multiply
    25,412.96x = 35,069.40 × 15,997.52
  4. Step 4: Simplify right side
    25,412.96x = 561,023,427.89
  5. Step 5: Solve for x
    x = 561,023,427.89/25,412.96
  6. Step 6: Final answer
    x = 22,076.27

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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.