Home / 37,905.38-56,871.18-12,962.99

Finding the Fourth Proportional to 37,905.38, 56,871.18 and 12,962.99

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Solution

The fourth proportional to 37,905.38, 56,871.18 and 12,962.99 is: 19,448.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,905.38 : 56,871.18 = 12,962.99 : x
  2. Step 2: Convert to fraction form
    37,905.38/56,871.18 = 12,962.99/x
  3. Step 3: Cross multiply
    37,905.38x = 56,871.18 × 12,962.99
  4. Step 4: Simplify right side
    37,905.38x = 737,220,679.81
  5. Step 5: Solve for x
    x = 737,220,679.81/37,905.38
  6. Step 6: Final answer
    x = 19,448.97

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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.