Home / 25,883.24-35,718.40-15,273.84

Finding the Fourth Proportional to 25,883.24, 35,718.40 and 15,273.84

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Solution

The fourth proportional to 25,883.24, 35,718.40 and 15,273.84 is: 21,077.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,883.24 : 35,718.40 = 15,273.84 : x
  2. Step 2: Convert to fraction form
    25,883.24/35,718.40 = 15,273.84/x
  3. Step 3: Cross multiply
    25,883.24x = 35,718.40 × 15,273.84
  4. Step 4: Simplify right side
    25,883.24x = 545,557,126.66
  5. Step 5: Solve for x
    x = 545,557,126.66/25,883.24
  6. Step 6: Final answer
    x = 21,077.62

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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.