Home / 37,522.65-51,782.49-21,389.67

Finding the Fourth Proportional to 37,522.65, 51,782.49 and 21,389.67

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Solution

The fourth proportional to 37,522.65, 51,782.49 and 21,389.67 is: 29,518.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,522.65 : 51,782.49 = 21,389.67 : x
  2. Step 2: Convert to fraction form
    37,522.65/51,782.49 = 21,389.67/x
  3. Step 3: Cross multiply
    37,522.65x = 51,782.49 × 21,389.67
  4. Step 4: Simplify right side
    37,522.65x = 1,107,610,372.88
  5. Step 5: Solve for x
    x = 1,107,610,372.88/37,522.65
  6. Step 6: Final answer
    x = 29,518.45

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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.