Home / 26,809.98-40,232.07-18,907.62

Finding the Fourth Proportional to 26,809.98, 40,232.07 and 18,907.62

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Solution

The fourth proportional to 26,809.98, 40,232.07 and 18,907.62 is: 28,373.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,809.98 : 40,232.07 = 18,907.62 : x
  2. Step 2: Convert to fraction form
    26,809.98/40,232.07 = 18,907.62/x
  3. Step 3: Cross multiply
    26,809.98x = 40,232.07 × 18,907.62
  4. Step 4: Simplify right side
    26,809.98x = 760,692,691.37
  5. Step 5: Solve for x
    x = 760,692,691.37/26,809.98
  6. Step 6: Final answer
    x = 28,373.49

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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.