Home / 25,530.27-35,232.48-15,460.44

Finding the Fourth Proportional to 25,530.27, 35,232.48 and 15,460.44

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Solution

The fourth proportional to 25,530.27, 35,232.48 and 15,460.44 is: 21,335.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,530.27 : 35,232.48 = 15,460.44 : x
  2. Step 2: Convert to fraction form
    25,530.27/35,232.48 = 15,460.44/x
  3. Step 3: Cross multiply
    25,530.27x = 35,232.48 × 15,460.44
  4. Step 4: Simplify right side
    25,530.27x = 544,709,643.09
  5. Step 5: Solve for x
    x = 544,709,643.09/25,530.27
  6. Step 6: Final answer
    x = 21,335.84

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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.