Home / 19,160.46-26,435.25-12,451.50

Finding the Fourth Proportional to 19,160.46, 26,435.25 and 12,451.50

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Solution

The fourth proportional to 19,160.46, 26,435.25 and 12,451.50 is: 17,179.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,160.46 : 26,435.25 = 12,451.50 : x
  2. Step 2: Convert to fraction form
    19,160.46/26,435.25 = 12,451.50/x
  3. Step 3: Cross multiply
    19,160.46x = 26,435.25 × 12,451.50
  4. Step 4: Simplify right side
    19,160.46x = 329,158,515.38
  5. Step 5: Solve for x
    x = 329,158,515.38/19,160.46
  6. Step 6: Final answer
    x = 17,179.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.