Home / 40,450.55-60,628.17-18,237.92

Finding the Fourth Proportional to 40,450.55, 60,628.17 and 18,237.92

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Solution

The fourth proportional to 40,450.55, 60,628.17 and 18,237.92 is: 27,335.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,450.55 : 60,628.17 = 18,237.92 : x
  2. Step 2: Convert to fraction form
    40,450.55/60,628.17 = 18,237.92/x
  3. Step 3: Cross multiply
    40,450.55x = 60,628.17 × 18,237.92
  4. Step 4: Simplify right side
    40,450.55x = 1,105,731,411.07
  5. Step 5: Solve for x
    x = 1,105,731,411.07/40,450.55
  6. Step 6: Final answer
    x = 27,335.39

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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.