Home / 12,444.68-18,670.20-4,653.56

Finding the Fourth Proportional to 12,444.68, 18,670.20 and 4,653.56

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Solution

The fourth proportional to 12,444.68, 18,670.20 and 4,653.56 is: 6,981.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,444.68 : 18,670.20 = 4,653.56 : x
  2. Step 2: Convert to fraction form
    12,444.68/18,670.20 = 4,653.56/x
  3. Step 3: Cross multiply
    12,444.68x = 18,670.20 × 4,653.56
  4. Step 4: Simplify right side
    12,444.68x = 86,882,895.91
  5. Step 5: Solve for x
    x = 86,882,895.91/12,444.68
  6. Step 6: Final answer
    x = 6,981.53

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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.