Home / 18,474.04-25,494.30-10,516.86

Finding the Fourth Proportional to 18,474.04, 25,494.30 and 10,516.86

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Solution

The fourth proportional to 18,474.04, 25,494.30 and 10,516.86 is: 14,513.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,474.04 : 25,494.30 = 10,516.86 : x
  2. Step 2: Convert to fraction form
    18,474.04/25,494.30 = 10,516.86/x
  3. Step 3: Cross multiply
    18,474.04x = 25,494.30 × 10,516.86
  4. Step 4: Simplify right side
    18,474.04x = 268,119,983.90
  5. Step 5: Solve for x
    x = 268,119,983.90/18,474.04
  6. Step 6: Final answer
    x = 14,513.34

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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.