Home / 22,370.48-30,870.07-12,296.98

Finding the Fourth Proportional to 22,370.48, 30,870.07 and 12,296.98

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Solution

The fourth proportional to 22,370.48, 30,870.07 and 12,296.98 is: 16,969.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,370.48 : 30,870.07 = 12,296.98 : x
  2. Step 2: Convert to fraction form
    22,370.48/30,870.07 = 12,296.98/x
  3. Step 3: Cross multiply
    22,370.48x = 30,870.07 × 12,296.98
  4. Step 4: Simplify right side
    22,370.48x = 379,608,633.39
  5. Step 5: Solve for x
    x = 379,608,633.39/22,370.48
  6. Step 6: Final answer
    x = 16,969.18

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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.