Home / 37,397.75-51,605.30-20,629.67

Finding the Fourth Proportional to 37,397.75, 51,605.30 and 20,629.67

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Solution

The fourth proportional to 37,397.75, 51,605.30 and 20,629.67 is: 28,466.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,397.75 : 51,605.30 = 20,629.67 : x
  2. Step 2: Convert to fraction form
    37,397.75/51,605.30 = 20,629.67/x
  3. Step 3: Cross multiply
    37,397.75x = 51,605.30 × 20,629.67
  4. Step 4: Simplify right side
    37,397.75x = 1,064,600,309.25
  5. Step 5: Solve for x
    x = 1,064,600,309.25/37,397.75
  6. Step 6: Final answer
    x = 28,466.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.