Home / 14,102.61-19,463.68-8,133.12

Finding the Fourth Proportional to 14,102.61, 19,463.68 and 8,133.12

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Solution

The fourth proportional to 14,102.61, 19,463.68 and 8,133.12 is: 11,224.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,102.61 : 19,463.68 = 8,133.12 : x
  2. Step 2: Convert to fraction form
    14,102.61/19,463.68 = 8,133.12/x
  3. Step 3: Cross multiply
    14,102.61x = 19,463.68 × 8,133.12
  4. Step 4: Simplify right side
    14,102.61x = 158,300,445.08
  5. Step 5: Solve for x
    x = 158,300,445.08/14,102.61
  6. Step 6: Final answer
    x = 11,224.90

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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.