Home / 14,874.13-20,529.92-10,102.05

Finding the Fourth Proportional to 14,874.13, 20,529.92 and 10,102.05

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Solution

The fourth proportional to 14,874.13, 20,529.92 and 10,102.05 is: 13,943.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,874.13 : 20,529.92 = 10,102.05 : x
  2. Step 2: Convert to fraction form
    14,874.13/20,529.92 = 10,102.05/x
  3. Step 3: Cross multiply
    14,874.13x = 20,529.92 × 10,102.05
  4. Step 4: Simplify right side
    14,874.13x = 207,394,303.59
  5. Step 5: Solve for x
    x = 207,394,303.59/14,874.13
  6. Step 6: Final answer
    x = 13,943.29

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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.