Home / 19,077.76-26,323.68-12,000.16

Finding the Fourth Proportional to 19,077.76, 26,323.68 and 12,000.16

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Solution

The fourth proportional to 19,077.76, 26,323.68 and 12,000.16 is: 16,557.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,077.76 : 26,323.68 = 12,000.16 : x
  2. Step 2: Convert to fraction form
    19,077.76/26,323.68 = 12,000.16/x
  3. Step 3: Cross multiply
    19,077.76x = 26,323.68 × 12,000.16
  4. Step 4: Simplify right side
    19,077.76x = 315,888,371.79
  5. Step 5: Solve for x
    x = 315,888,371.79/19,077.76
  6. Step 6: Final answer
    x = 16,557.94

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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.