Home / 12,323.86-18,474.74-4,527.22

Finding the Fourth Proportional to 12,323.86, 18,474.74 and 4,527.22

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Solution

The fourth proportional to 12,323.86, 18,474.74 and 4,527.22 is: 6,786.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,323.86 : 18,474.74 = 4,527.22 : x
  2. Step 2: Convert to fraction form
    12,323.86/18,474.74 = 4,527.22/x
  3. Step 3: Cross multiply
    12,323.86x = 18,474.74 × 4,527.22
  4. Step 4: Simplify right side
    12,323.86x = 83,639,212.42
  5. Step 5: Solve for x
    x = 83,639,212.42/12,323.86
  6. Step 6: Final answer
    x = 6,786.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.