Home / 25,406.14-35,077.58-15,860.56

Finding the Fourth Proportional to 25,406.14, 35,077.58 and 15,860.56

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Solution

The fourth proportional to 25,406.14, 35,077.58 and 15,860.56 is: 21,898.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,406.14 : 35,077.58 = 15,860.56 : x
  2. Step 2: Convert to fraction form
    25,406.14/35,077.58 = 15,860.56/x
  3. Step 3: Cross multiply
    25,406.14x = 35,077.58 × 15,860.56
  4. Step 4: Simplify right side
    25,406.14x = 556,350,062.24
  5. Step 5: Solve for x
    x = 556,350,062.24/25,406.14
  6. Step 6: Final answer
    x = 21,898.25

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.