Home / 25,844.71-35,661.44-15,236.40

Finding the Fourth Proportional to 25,844.71, 35,661.44 and 15,236.40

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Solution

The fourth proportional to 25,844.71, 35,661.44 and 15,236.40 is: 21,023.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,844.71 : 35,661.44 = 15,236.40 : x
  2. Step 2: Convert to fraction form
    25,844.71/35,661.44 = 15,236.40/x
  3. Step 3: Cross multiply
    25,844.71x = 35,661.44 × 15,236.40
  4. Step 4: Simplify right side
    25,844.71x = 543,351,748.02
  5. Step 5: Solve for x
    x = 543,351,748.02/25,844.71
  6. Step 6: Final answer
    x = 21,023.71

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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.