Home / 51,756.30-71,419.31-29,093.58

Finding the Fourth Proportional to 51,756.30, 71,419.31 and 29,093.58

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Solution

The fourth proportional to 51,756.30, 71,419.31 and 29,093.58 is: 40,146.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,756.30 : 71,419.31 = 29,093.58 : x
  2. Step 2: Convert to fraction form
    51,756.30/71,419.31 = 29,093.58/x
  3. Step 3: Cross multiply
    51,756.30x = 71,419.31 × 29,093.58
  4. Step 4: Simplify right side
    51,756.30x = 2,077,843,263.56
  5. Step 5: Solve for x
    x = 2,077,843,263.56/51,756.30
  6. Step 6: Final answer
    x = 40,146.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.