Home / 18,606.24-25,678.04-10,650.96

Finding the Fourth Proportional to 18,606.24, 25,678.04 and 10,650.96

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Solution

The fourth proportional to 18,606.24, 25,678.04 and 10,650.96 is: 14,699.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,606.24 : 25,678.04 = 10,650.96 : x
  2. Step 2: Convert to fraction form
    18,606.24/25,678.04 = 10,650.96/x
  3. Step 3: Cross multiply
    18,606.24x = 25,678.04 × 10,650.96
  4. Step 4: Simplify right side
    18,606.24x = 273,495,776.92
  5. Step 5: Solve for x
    x = 273,495,776.92/18,606.24
  6. Step 6: Final answer
    x = 14,699.14

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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.