Home / 26,991.09-37,293.39-19,422.45

Finding the Fourth Proportional to 26,991.09, 37,293.39 and 19,422.45

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Solution

The fourth proportional to 26,991.09, 37,293.39 and 19,422.45 is: 26,835.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,991.09 : 37,293.39 = 19,422.45 : x
  2. Step 2: Convert to fraction form
    26,991.09/37,293.39 = 19,422.45/x
  3. Step 3: Cross multiply
    26,991.09x = 37,293.39 × 19,422.45
  4. Step 4: Simplify right side
    26,991.09x = 724,329,002.61
  5. Step 5: Solve for x
    x = 724,329,002.61/26,991.09
  6. Step 6: Final answer
    x = 26,835.86

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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.