Home / 14,730.89-22,096.34-12,128.36

Finding the Fourth Proportional to 14,730.89, 22,096.34 and 12,128.36

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Solution

The fourth proportional to 14,730.89, 22,096.34 and 12,128.36 is: 18,192.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,730.89 : 22,096.34 = 12,128.36 : x
  2. Step 2: Convert to fraction form
    14,730.89/22,096.34 = 12,128.36/x
  3. Step 3: Cross multiply
    14,730.89x = 22,096.34 × 12,128.36
  4. Step 4: Simplify right side
    14,730.89x = 267,992,360.80
  5. Step 5: Solve for x
    x = 267,992,360.80/14,730.89
  6. Step 6: Final answer
    x = 18,192.54

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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.