Home / 37,638.98-56,446.58-12,673.19

Finding the Fourth Proportional to 37,638.98, 56,446.58 and 12,673.19

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Solution

The fourth proportional to 37,638.98, 56,446.58 and 12,673.19 is: 19,005.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,638.98 : 56,446.58 = 12,673.19 : x
  2. Step 2: Convert to fraction form
    37,638.98/56,446.58 = 12,673.19/x
  3. Step 3: Cross multiply
    37,638.98x = 56,446.58 × 12,673.19
  4. Step 4: Simplify right side
    37,638.98x = 715,358,181.03
  5. Step 5: Solve for x
    x = 715,358,181.03/37,638.98
  6. Step 6: Final answer
    x = 19,005.78

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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.