Home / 18,226.49-25,152.93-10,268.51

Finding the Fourth Proportional to 18,226.49, 25,152.93 and 10,268.51

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Solution

The fourth proportional to 18,226.49, 25,152.93 and 10,268.51 is: 14,170.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,226.49 : 25,152.93 = 10,268.51 : x
  2. Step 2: Convert to fraction form
    18,226.49/25,152.93 = 10,268.51/x
  3. Step 3: Cross multiply
    18,226.49x = 25,152.93 × 10,268.51
  4. Step 4: Simplify right side
    18,226.49x = 258,282,987.47
  5. Step 5: Solve for x
    x = 258,282,987.47/18,226.49
  6. Step 6: Final answer
    x = 14,170.75

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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.