Home / 37,412.61-56,125.75-12,450.30

Finding the Fourth Proportional to 37,412.61, 56,125.75 and 12,450.30

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Solution

The fourth proportional to 37,412.61, 56,125.75 and 12,450.30 is: 18,677.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,412.61 : 56,125.75 = 12,450.30 : x
  2. Step 2: Convert to fraction form
    37,412.61/56,125.75 = 12,450.30/x
  3. Step 3: Cross multiply
    37,412.61x = 56,125.75 × 12,450.30
  4. Step 4: Simplify right side
    37,412.61x = 698,782,425.23
  5. Step 5: Solve for x
    x = 698,782,425.23/37,412.61
  6. Step 6: Final answer
    x = 18,677.72

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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.