Home / 26,726.69-40,078.74-8,009.39

Finding the Fourth Proportional to 26,726.69, 40,078.74 and 8,009.39

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Solution

The fourth proportional to 26,726.69, 40,078.74 and 8,009.39 is: 12,010.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,726.69 : 40,078.74 = 8,009.39 : x
  2. Step 2: Convert to fraction form
    26,726.69/40,078.74 = 8,009.39/x
  3. Step 3: Cross multiply
    26,726.69x = 40,078.74 × 8,009.39
  4. Step 4: Simplify right side
    26,726.69x = 321,006,259.37
  5. Step 5: Solve for x
    x = 321,006,259.37/26,726.69
  6. Step 6: Final answer
    x = 12,010.70

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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.