Home / 37,705.85-56,549.42-12,745.35

Finding the Fourth Proportional to 37,705.85, 56,549.42 and 12,745.35

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Solution

The fourth proportional to 37,705.85, 56,549.42 and 12,745.35 is: 19,114.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,705.85 : 56,549.42 = 12,745.35 : x
  2. Step 2: Convert to fraction form
    37,705.85/56,549.42 = 12,745.35/x
  3. Step 3: Cross multiply
    37,705.85x = 56,549.42 × 12,745.35
  4. Step 4: Simplify right side
    37,705.85x = 720,742,086.47
  5. Step 5: Solve for x
    x = 720,742,086.47/37,705.85
  6. Step 6: Final answer
    x = 19,114.86

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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.