Home / 26,054.86-39,082.31-18,298.30

Finding the Fourth Proportional to 26,054.86, 39,082.31 and 18,298.30

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Solution

The fourth proportional to 26,054.86, 39,082.31 and 18,298.30 is: 27,447.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,054.86 : 39,082.31 = 18,298.30 : x
  2. Step 2: Convert to fraction form
    26,054.86/39,082.31 = 18,298.30/x
  3. Step 3: Cross multiply
    26,054.86x = 39,082.31 × 18,298.30
  4. Step 4: Simplify right side
    26,054.86x = 715,139,546.17
  5. Step 5: Solve for x
    x = 715,139,546.17/26,054.86
  6. Step 6: Final answer
    x = 27,447.46

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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.