Home / 51,158.95-76,733.08-13,723.03

Finding the Fourth Proportional to 51,158.95, 76,733.08 and 13,723.03

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Solution

The fourth proportional to 51,158.95, 76,733.08 and 13,723.03 is: 20,583.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,158.95 : 76,733.08 = 13,723.03 : x
  2. Step 2: Convert to fraction form
    51,158.95/76,733.08 = 13,723.03/x
  3. Step 3: Cross multiply
    51,158.95x = 76,733.08 × 13,723.03
  4. Step 4: Simplify right side
    51,158.95x = 1,053,010,358.83
  5. Step 5: Solve for x
    x = 1,053,010,358.83/51,158.95
  6. Step 6: Final answer
    x = 20,583.11

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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.