Home / 25,392.42-35,025.21-15,944.58

Finding the Fourth Proportional to 25,392.42, 35,025.21 and 15,944.58

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Solution

The fourth proportional to 25,392.42, 35,025.21 and 15,944.58 is: 21,993.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,392.42 : 35,025.21 = 15,944.58 : x
  2. Step 2: Convert to fraction form
    25,392.42/35,025.21 = 15,944.58/x
  3. Step 3: Cross multiply
    25,392.42x = 35,025.21 × 15,944.58
  4. Step 4: Simplify right side
    25,392.42x = 558,462,262.86
  5. Step 5: Solve for x
    x = 558,462,262.86/25,392.42
  6. Step 6: Final answer
    x = 21,993.27

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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.