Home / 34,596.76-47,744.70-20,461.72

Finding the Fourth Proportional to 34,596.76, 47,744.70 and 20,461.72

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Solution

The fourth proportional to 34,596.76, 47,744.70 and 20,461.72 is: 28,237.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,596.76 : 47,744.70 = 20,461.72 : x
  2. Step 2: Convert to fraction form
    34,596.76/47,744.70 = 20,461.72/x
  3. Step 3: Cross multiply
    34,596.76x = 47,744.70 × 20,461.72
  4. Step 4: Simplify right side
    34,596.76x = 976,938,682.88
  5. Step 5: Solve for x
    x = 976,938,682.88/34,596.76
  6. Step 6: Final answer
    x = 28,237.87

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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.