Home / 51,180.96-76,754.28-19,583.67

Finding the Fourth Proportional to 51,180.96, 76,754.28 and 19,583.67

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Solution

The fourth proportional to 51,180.96, 76,754.28 and 19,583.67 is: 29,368.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,180.96 : 76,754.28 = 19,583.67 : x
  2. Step 2: Convert to fraction form
    51,180.96/76,754.28 = 19,583.67/x
  3. Step 3: Cross multiply
    51,180.96x = 76,754.28 × 19,583.67
  4. Step 4: Simplify right side
    51,180.96x = 1,503,130,490.61
  5. Step 5: Solve for x
    x = 1,503,130,490.61/51,180.96
  6. Step 6: Final answer
    x = 29,368.94

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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.