Home / 18,048.48-24,910.92-10,973.40

Finding the Fourth Proportional to 18,048.48, 24,910.92 and 10,973.40

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Solution

The fourth proportional to 18,048.48, 24,910.92 and 10,973.40 is: 15,145.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,048.48 : 24,910.92 = 10,973.40 : x
  2. Step 2: Convert to fraction form
    18,048.48/24,910.92 = 10,973.40/x
  3. Step 3: Cross multiply
    18,048.48x = 24,910.92 × 10,973.40
  4. Step 4: Simplify right side
    18,048.48x = 273,357,489.53
  5. Step 5: Solve for x
    x = 273,357,489.53/18,048.48
  6. Step 6: Final answer
    x = 15,145.73

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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.