Home / 26,907.78-37,131.94-14,971.52

Finding the Fourth Proportional to 26,907.78, 37,131.94 and 14,971.52

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Solution

The fourth proportional to 26,907.78, 37,131.94 and 14,971.52 is: 20,660.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,907.78 : 37,131.94 = 14,971.52 : x
  2. Step 2: Convert to fraction form
    26,907.78/37,131.94 = 14,971.52/x
  3. Step 3: Cross multiply
    26,907.78x = 37,131.94 × 14,971.52
  4. Step 4: Simplify right side
    26,907.78x = 555,921,582.35
  5. Step 5: Solve for x
    x = 555,921,582.35/26,907.78
  6. Step 6: Final answer
    x = 20,660.25

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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.