Home / 37,946.33-56,918.73-12,647.68

Finding the Fourth Proportional to 37,946.33, 56,918.73 and 12,647.68

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Solution

The fourth proportional to 37,946.33, 56,918.73 and 12,647.68 is: 18,971.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,946.33 : 56,918.73 = 12,647.68 : x
  2. Step 2: Convert to fraction form
    37,946.33/56,918.73 = 12,647.68/x
  3. Step 3: Cross multiply
    37,946.33x = 56,918.73 × 12,647.68
  4. Step 4: Simplify right side
    37,946.33x = 719,890,034.15
  5. Step 5: Solve for x
    x = 719,890,034.15/37,946.33
  6. Step 6: Final answer
    x = 18,971.27

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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.