Home / 14,730.80-22,096.19-12,128.27

Finding the Fourth Proportional to 14,730.80, 22,096.19 and 12,128.27

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Solution

The fourth proportional to 14,730.80, 22,096.19 and 12,128.27 is: 18,192.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,730.80 : 22,096.19 = 12,128.27 : x
  2. Step 2: Convert to fraction form
    14,730.80/22,096.19 = 12,128.27/x
  3. Step 3: Cross multiply
    14,730.80x = 22,096.19 × 12,128.27
  4. Step 4: Simplify right side
    14,730.80x = 267,988,478.13
  5. Step 5: Solve for x
    x = 267,988,478.13/14,730.80
  6. Step 6: Final answer
    x = 18,192.40

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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.