Home / 14,730.83-22,096.24-12,128.30

Finding the Fourth Proportional to 14,730.83, 22,096.24 and 12,128.30

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Solution

The fourth proportional to 14,730.83, 22,096.24 and 12,128.30 is: 18,192.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,730.83 : 22,096.24 = 12,128.30 : x
  2. Step 2: Convert to fraction form
    14,730.83/22,096.24 = 12,128.30/x
  3. Step 3: Cross multiply
    14,730.83x = 22,096.24 × 12,128.30
  4. Step 4: Simplify right side
    14,730.83x = 267,989,827.59
  5. Step 5: Solve for x
    x = 267,989,827.59/14,730.83
  6. Step 6: Final answer
    x = 18,192.45

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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.