Home / 25,383.56-35,028.02-13,898.16

Finding the Fourth Proportional to 25,383.56, 35,028.02 and 13,898.16

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Solution

The fourth proportional to 25,383.56, 35,028.02 and 13,898.16 is: 19,178.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,383.56 : 35,028.02 = 13,898.16 : x
  2. Step 2: Convert to fraction form
    25,383.56/35,028.02 = 13,898.16/x
  3. Step 3: Cross multiply
    25,383.56x = 35,028.02 × 13,898.16
  4. Step 4: Simplify right side
    25,383.56x = 486,825,026.44
  5. Step 5: Solve for x
    x = 486,825,026.44/25,383.56
  6. Step 6: Final answer
    x = 19,178.76

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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.