Home / 26,403.21-39,605.42-8,873.19

Finding the Fourth Proportional to 26,403.21, 39,605.42 and 8,873.19

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Solution

The fourth proportional to 26,403.21, 39,605.42 and 8,873.19 is: 13,309.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,403.21 : 39,605.42 = 8,873.19 : x
  2. Step 2: Convert to fraction form
    26,403.21/39,605.42 = 8,873.19/x
  3. Step 3: Cross multiply
    26,403.21x = 39,605.42 × 8,873.19
  4. Step 4: Simplify right side
    26,403.21x = 351,426,372.32
  5. Step 5: Solve for x
    x = 351,426,372.32/26,403.21
  6. Step 6: Final answer
    x = 13,309.99

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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.