Home / 12,552.80-18,817.17-4,653.18

Finding the Fourth Proportional to 12,552.80, 18,817.17 and 4,653.18

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Solution

The fourth proportional to 12,552.80, 18,817.17 and 4,653.18 is: 6,975.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,552.80 : 18,817.17 = 4,653.18 : x
  2. Step 2: Convert to fraction form
    12,552.80/18,817.17 = 4,653.18/x
  3. Step 3: Cross multiply
    12,552.80x = 18,817.17 × 4,653.18
  4. Step 4: Simplify right side
    12,552.80x = 87,559,679.10
  5. Step 5: Solve for x
    x = 87,559,679.10/12,552.80
  6. Step 6: Final answer
    x = 6,975.31

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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.