Home / 26,298.47-39,418.47-20,037.84

Finding the Fourth Proportional to 26,298.47, 39,418.47 and 20,037.84

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Solution

The fourth proportional to 26,298.47, 39,418.47 and 20,037.84 is: 30,034.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,298.47 : 39,418.47 = 20,037.84 : x
  2. Step 2: Convert to fraction form
    26,298.47/39,418.47 = 20,037.84/x
  3. Step 3: Cross multiply
    26,298.47x = 39,418.47 × 20,037.84
  4. Step 4: Simplify right side
    26,298.47x = 789,860,994.90
  5. Step 5: Solve for x
    x = 789,860,994.90/26,298.47
  6. Step 6: Final answer
    x = 30,034.49

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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.