Home / 25,415.02-38,109.57-10,619.96

Finding the Fourth Proportional to 25,415.02, 38,109.57 and 10,619.96

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Solution

The fourth proportional to 25,415.02, 38,109.57 and 10,619.96 is: 15,924.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,415.02 : 38,109.57 = 10,619.96 : x
  2. Step 2: Convert to fraction form
    25,415.02/38,109.57 = 10,619.96/x
  3. Step 3: Cross multiply
    25,415.02x = 38,109.57 × 10,619.96
  4. Step 4: Simplify right side
    25,415.02x = 404,722,164.47
  5. Step 5: Solve for x
    x = 404,722,164.47/25,415.02
  6. Step 6: Final answer
    x = 15,924.53

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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.