Home / 37,228.30-55,821.33-12,261.57

Finding the Fourth Proportional to 37,228.30, 55,821.33 and 12,261.57

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Solution

The fourth proportional to 37,228.30, 55,821.33 and 12,261.57 is: 18,385.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,228.30 : 55,821.33 = 12,261.57 : x
  2. Step 2: Convert to fraction form
    37,228.30/55,821.33 = 12,261.57/x
  3. Step 3: Cross multiply
    37,228.30x = 55,821.33 × 12,261.57
  4. Step 4: Simplify right side
    37,228.30x = 684,457,145.29
  5. Step 5: Solve for x
    x = 684,457,145.29/37,228.30
  6. Step 6: Final answer
    x = 18,385.40

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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.