Home / 25,267.87-34,858.56-15,190.48

Finding the Fourth Proportional to 25,267.87, 34,858.56 and 15,190.48

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Solution

The fourth proportional to 25,267.87, 34,858.56 and 15,190.48 is: 20,956.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,267.87 : 34,858.56 = 15,190.48 : x
  2. Step 2: Convert to fraction form
    25,267.87/34,858.56 = 15,190.48/x
  3. Step 3: Cross multiply
    25,267.87x = 34,858.56 × 15,190.48
  4. Step 4: Simplify right side
    25,267.87x = 529,518,258.51
  5. Step 5: Solve for x
    x = 529,518,258.51/25,267.87
  6. Step 6: Final answer
    x = 20,956.19

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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.