Home / 19,268.04-26,579.70-18,725.88

Finding the Fourth Proportional to 19,268.04, 26,579.70 and 18,725.88

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Solution

The fourth proportional to 19,268.04, 26,579.70 and 18,725.88 is: 25,831.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,268.04 : 26,579.70 = 18,725.88 : x
  2. Step 2: Convert to fraction form
    19,268.04/26,579.70 = 18,725.88/x
  3. Step 3: Cross multiply
    19,268.04x = 26,579.70 × 18,725.88
  4. Step 4: Simplify right side
    19,268.04x = 497,728,272.64
  5. Step 5: Solve for x
    x = 497,728,272.64/19,268.04
  6. Step 6: Final answer
    x = 25,831.81

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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.