Home / 17,015.26-25,458.74-15,288.70

Finding the Fourth Proportional to 17,015.26, 25,458.74 and 15,288.70

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Solution

The fourth proportional to 17,015.26, 25,458.74 and 15,288.70 is: 22,875.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,015.26 : 25,458.74 = 15,288.70 : x
  2. Step 2: Convert to fraction form
    17,015.26/25,458.74 = 15,288.70/x
  3. Step 3: Cross multiply
    17,015.26x = 25,458.74 × 15,288.70
  4. Step 4: Simplify right side
    17,015.26x = 389,231,038.24
  5. Step 5: Solve for x
    x = 389,231,038.24/17,015.26
  6. Step 6: Final answer
    x = 22,875.41

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1.5x scale

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.