Home / 25,583.79-38,304.83-13,076.88

Finding the Fourth Proportional to 25,583.79, 38,304.83 and 13,076.88

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Solution

The fourth proportional to 25,583.79, 38,304.83 and 13,076.88 is: 19,579.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,583.79 : 38,304.83 = 13,076.88 : x
  2. Step 2: Convert to fraction form
    25,583.79/38,304.83 = 13,076.88/x
  3. Step 3: Cross multiply
    25,583.79x = 38,304.83 × 13,076.88
  4. Step 4: Simplify right side
    25,583.79x = 500,907,599.95
  5. Step 5: Solve for x
    x = 500,907,599.95/25,583.79
  6. Step 6: Final answer
    x = 19,579.10

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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.