Home / 51,536.31-71,126.01-28,881.42

Finding the Fourth Proportional to 51,536.31, 71,126.01 and 28,881.42

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Solution

The fourth proportional to 51,536.31, 71,126.01 and 28,881.42 is: 39,859.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,536.31 : 71,126.01 = 28,881.42 : x
  2. Step 2: Convert to fraction form
    51,536.31/71,126.01 = 28,881.42/x
  3. Step 3: Cross multiply
    51,536.31x = 71,126.01 × 28,881.42
  4. Step 4: Simplify right side
    51,536.31x = 2,054,220,167.73
  5. Step 5: Solve for x
    x = 2,054,220,167.73/51,536.31
  6. Step 6: Final answer
    x = 39,859.67

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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.