Home / 37,113.21-55,664.19-12,152.70

Finding the Fourth Proportional to 37,113.21, 55,664.19 and 12,152.70

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Solution

The fourth proportional to 37,113.21, 55,664.19 and 12,152.70 is: 18,227.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,113.21 : 55,664.19 = 12,152.70 : x
  2. Step 2: Convert to fraction form
    37,113.21/55,664.19 = 12,152.70/x
  3. Step 3: Cross multiply
    37,113.21x = 55,664.19 × 12,152.70
  4. Step 4: Simplify right side
    37,113.21x = 676,470,201.81
  5. Step 5: Solve for x
    x = 676,470,201.81/37,113.21
  6. Step 6: Final answer
    x = 18,227.21

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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.