Home / 25,060.21-34,583.58-13,729.69

Finding the Fourth Proportional to 25,060.21, 34,583.58 and 13,729.69

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Solution

The fourth proportional to 25,060.21, 34,583.58 and 13,729.69 is: 18,947.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,060.21 : 34,583.58 = 13,729.69 : x
  2. Step 2: Convert to fraction form
    25,060.21/34,583.58 = 13,729.69/x
  3. Step 3: Cross multiply
    25,060.21x = 34,583.58 × 13,729.69
  4. Step 4: Simplify right side
    25,060.21x = 474,821,832.49
  5. Step 5: Solve for x
    x = 474,821,832.49/25,060.21
  6. Step 6: Final answer
    x = 18,947.24

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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.