Home / 14,102.92-19,461.88-8,134.52

Finding the Fourth Proportional to 14,102.92, 19,461.88 and 8,134.52

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Solution

The fourth proportional to 14,102.92, 19,461.88 and 8,134.52 is: 11,225.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,102.92 : 19,461.88 = 8,134.52 : x
  2. Step 2: Convert to fraction form
    14,102.92/19,461.88 = 8,134.52/x
  3. Step 3: Cross multiply
    14,102.92x = 19,461.88 × 8,134.52
  4. Step 4: Simplify right side
    14,102.92x = 158,313,052.10
  5. Step 5: Solve for x
    x = 158,313,052.10/14,102.92
  6. Step 6: Final answer
    x = 11,225.55

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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.