Home / 26,904.81-40,354.23-7,185.09

Finding the Fourth Proportional to 26,904.81, 40,354.23 and 7,185.09

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Solution

The fourth proportional to 26,904.81, 40,354.23 and 7,185.09 is: 10,776.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,904.81 : 40,354.23 = 7,185.09 : x
  2. Step 2: Convert to fraction form
    26,904.81/40,354.23 = 7,185.09/x
  3. Step 3: Cross multiply
    26,904.81x = 40,354.23 × 7,185.09
  4. Step 4: Simplify right side
    26,904.81x = 289,948,774.43
  5. Step 5: Solve for x
    x = 289,948,774.43/26,904.81
  6. Step 6: Final answer
    x = 10,776.84

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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.