Home / 37,523.65-51,783.87-21,390.67

Finding the Fourth Proportional to 37,523.65, 51,783.87 and 21,390.67

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Solution

The fourth proportional to 37,523.65, 51,783.87 and 21,390.67 is: 29,519.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,523.65 : 51,783.87 = 21,390.67 : x
  2. Step 2: Convert to fraction form
    37,523.65/51,783.87 = 21,390.67/x
  3. Step 3: Cross multiply
    37,523.65x = 51,783.87 × 21,390.67
  4. Step 4: Simplify right side
    37,523.65x = 1,107,691,674.49
  5. Step 5: Solve for x
    x = 1,107,691,674.49/37,523.65
  6. Step 6: Final answer
    x = 29,519.83

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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.