Home / 25,367.05-35,002.44-15,928.93

Finding the Fourth Proportional to 25,367.05, 35,002.44 and 15,928.93

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Solution

The fourth proportional to 25,367.05, 35,002.44 and 15,928.93 is: 21,979.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,367.05 : 35,002.44 = 15,928.93 : x
  2. Step 2: Convert to fraction form
    25,367.05/35,002.44 = 15,928.93/x
  3. Step 3: Cross multiply
    25,367.05x = 35,002.44 × 15,928.93
  4. Step 4: Simplify right side
    25,367.05x = 557,551,416.59
  5. Step 5: Solve for x
    x = 557,551,416.59/25,367.05
  6. Step 6: Final answer
    x = 21,979.36

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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.