Home / 23,659.51-35,489.28-13,278.55

Finding the Fourth Proportional to 23,659.51, 35,489.28 and 13,278.55

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Solution

The fourth proportional to 23,659.51, 35,489.28 and 13,278.55 is: 19,917.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,659.51 : 35,489.28 = 13,278.55 : x
  2. Step 2: Convert to fraction form
    23,659.51/35,489.28 = 13,278.55/x
  3. Step 3: Cross multiply
    23,659.51x = 35,489.28 × 13,278.55
  4. Step 4: Simplify right side
    23,659.51x = 471,246,178.94
  5. Step 5: Solve for x
    x = 471,246,178.94/23,659.51
  6. Step 6: Final answer
    x = 19,917.83

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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.