Home / 37,638.31-56,457.49-12,676.27

Finding the Fourth Proportional to 37,638.31, 56,457.49 and 12,676.27

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Solution

The fourth proportional to 37,638.31, 56,457.49 and 12,676.27 is: 19,014.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,638.31 : 56,457.49 = 12,676.27 : x
  2. Step 2: Convert to fraction form
    37,638.31/56,457.49 = 12,676.27/x
  3. Step 3: Cross multiply
    37,638.31x = 56,457.49 × 12,676.27
  4. Step 4: Simplify right side
    37,638.31x = 715,670,323.38
  5. Step 5: Solve for x
    x = 715,670,323.38/37,638.31
  6. Step 6: Final answer
    x = 19,014.41

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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.