Home / 13,885.55-19,162.53-7,597.92

Finding the Fourth Proportional to 13,885.55, 19,162.53 and 7,597.92

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Solution

The fourth proportional to 13,885.55, 19,162.53 and 7,597.92 is: 10,485.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,885.55 : 19,162.53 = 7,597.92 : x
  2. Step 2: Convert to fraction form
    13,885.55/19,162.53 = 7,597.92/x
  3. Step 3: Cross multiply
    13,885.55x = 19,162.53 × 7,597.92
  4. Step 4: Simplify right side
    13,885.55x = 145,595,369.94
  5. Step 5: Solve for x
    x = 145,595,369.94/13,885.55
  6. Step 6: Final answer
    x = 10,485.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.