Home / 25,849.36-35,671.80-14,670.64

Finding the Fourth Proportional to 25,849.36, 35,671.80 and 14,670.64

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Solution

The fourth proportional to 25,849.36, 35,671.80 and 14,670.64 is: 20,245.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,849.36 : 35,671.80 = 14,670.64 : x
  2. Step 2: Convert to fraction form
    25,849.36/35,671.80 = 14,670.64/x
  3. Step 3: Cross multiply
    25,849.36x = 35,671.80 × 14,670.64
  4. Step 4: Simplify right side
    25,849.36x = 523,328,135.95
  5. Step 5: Solve for x
    x = 523,328,135.95/25,849.36
  6. Step 6: Final answer
    x = 20,245.30

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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.