Home / 26,586.30-39,885.86-7,611.22

Finding the Fourth Proportional to 26,586.30, 39,885.86 and 7,611.22

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Solution

The fourth proportional to 26,586.30, 39,885.86 and 7,611.22 is: 11,418.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,586.30 : 39,885.86 = 7,611.22 : x
  2. Step 2: Convert to fraction form
    26,586.30/39,885.86 = 7,611.22/x
  3. Step 3: Cross multiply
    26,586.30x = 39,885.86 × 7,611.22
  4. Step 4: Simplify right side
    26,586.30x = 303,580,055.35
  5. Step 5: Solve for x
    x = 303,580,055.35/26,586.30
  6. Step 6: Final answer
    x = 11,418.67

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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.