Home / 19,045.69-26,276.97-12,336.46

Finding the Fourth Proportional to 19,045.69, 26,276.97 and 12,336.46

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Solution

The fourth proportional to 19,045.69, 26,276.97 and 12,336.46 is: 17,020.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,045.69 : 26,276.97 = 12,336.46 : x
  2. Step 2: Convert to fraction form
    19,045.69/26,276.97 = 12,336.46/x
  3. Step 3: Cross multiply
    19,045.69x = 26,276.97 × 12,336.46
  4. Step 4: Simplify right side
    19,045.69x = 324,164,769.90
  5. Step 5: Solve for x
    x = 324,164,769.90/19,045.69
  6. Step 6: Final answer
    x = 17,020.38

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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.