Home / 26,637.21-39,941.91-7,914.67

Finding the Fourth Proportional to 26,637.21, 39,941.91 and 7,914.67

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Solution

The fourth proportional to 26,637.21, 39,941.91 and 7,914.67 is: 11,867.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,637.21 : 39,941.91 = 7,914.67 : x
  2. Step 2: Convert to fraction form
    26,637.21/39,941.91 = 7,914.67/x
  3. Step 3: Cross multiply
    26,637.21x = 39,941.91 × 7,914.67
  4. Step 4: Simplify right side
    26,637.21x = 316,126,936.96
  5. Step 5: Solve for x
    x = 316,126,936.96/26,637.21
  6. Step 6: Final answer
    x = 11,867.87

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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.