Home / 15,072.55-22,607.22-6,188.81

Finding the Fourth Proportional to 15,072.55, 22,607.22 and 6,188.81

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Solution

The fourth proportional to 15,072.55, 22,607.22 and 6,188.81 is: 9,282.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,072.55 : 22,607.22 = 6,188.81 : x
  2. Step 2: Convert to fraction form
    15,072.55/22,607.22 = 6,188.81/x
  3. Step 3: Cross multiply
    15,072.55x = 22,607.22 × 6,188.81
  4. Step 4: Simplify right side
    15,072.55x = 139,911,845.73
  5. Step 5: Solve for x
    x = 139,911,845.73/15,072.55
  6. Step 6: Final answer
    x = 9,282.56

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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.