Home / 12,823.55-19,232.89-4,501.61

Finding the Fourth Proportional to 12,823.55, 19,232.89 and 4,501.61

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Solution

The fourth proportional to 12,823.55, 19,232.89 and 4,501.61 is: 6,751.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,823.55 : 19,232.89 = 4,501.61 : x
  2. Step 2: Convert to fraction form
    12,823.55/19,232.89 = 4,501.61/x
  3. Step 3: Cross multiply
    12,823.55x = 19,232.89 × 4,501.61
  4. Step 4: Simplify right side
    12,823.55x = 86,578,969.95
  5. Step 5: Solve for x
    x = 86,578,969.95/12,823.55
  6. Step 6: Final answer
    x = 6,751.56

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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.