Home / 12,701.93-19,054.16-4,380.84

Finding the Fourth Proportional to 12,701.93, 19,054.16 and 4,380.84

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Solution

The fourth proportional to 12,701.93, 19,054.16 and 4,380.84 is: 6,571.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,701.93 : 19,054.16 = 4,380.84 : x
  2. Step 2: Convert to fraction form
    12,701.93/19,054.16 = 4,380.84/x
  3. Step 3: Cross multiply
    12,701.93x = 19,054.16 × 4,380.84
  4. Step 4: Simplify right side
    12,701.93x = 83,473,204.39
  5. Step 5: Solve for x
    x = 83,473,204.39/12,701.93
  6. Step 6: Final answer
    x = 6,571.70

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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.