Home / 12,334.24-18,503.79-4,543.12

Finding the Fourth Proportional to 12,334.24, 18,503.79 and 4,543.12

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Solution

The fourth proportional to 12,334.24, 18,503.79 and 4,543.12 is: 6,815.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,334.24 : 18,503.79 = 4,543.12 : x
  2. Step 2: Convert to fraction form
    12,334.24/18,503.79 = 4,543.12/x
  3. Step 3: Cross multiply
    12,334.24x = 18,503.79 × 4,543.12
  4. Step 4: Simplify right side
    12,334.24x = 84,064,938.42
  5. Step 5: Solve for x
    x = 84,064,938.42/12,334.24
  6. Step 6: Final answer
    x = 6,815.58

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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.