Home / 15,583.24-23,381.71-8,185.98

Finding the Fourth Proportional to 15,583.24, 23,381.71 and 8,185.98

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Solution

The fourth proportional to 15,583.24, 23,381.71 and 8,185.98 is: 12,282.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,583.24 : 23,381.71 = 8,185.98 : x
  2. Step 2: Convert to fraction form
    15,583.24/23,381.71 = 8,185.98/x
  3. Step 3: Cross multiply
    15,583.24x = 23,381.71 × 8,185.98
  4. Step 4: Simplify right side
    15,583.24x = 191,402,210.43
  5. Step 5: Solve for x
    x = 191,402,210.43/15,583.24
  6. Step 6: Final answer
    x = 12,282.57

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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.