Home / 12,364.86-18,536.13-4,568.22

Finding the Fourth Proportional to 12,364.86, 18,536.13 and 4,568.22

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Solution

The fourth proportional to 12,364.86, 18,536.13 and 4,568.22 is: 6,848.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,364.86 : 18,536.13 = 4,568.22 : x
  2. Step 2: Convert to fraction form
    12,364.86/18,536.13 = 4,568.22/x
  3. Step 3: Cross multiply
    12,364.86x = 18,536.13 × 4,568.22
  4. Step 4: Simplify right side
    12,364.86x = 84,677,119.79
  5. Step 5: Solve for x
    x = 84,677,119.79/12,364.86
  6. Step 6: Final answer
    x = 6,848.21

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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.