Home / 52,409.91-72,325.76-28,536.68

Finding the Fourth Proportional to 52,409.91, 72,325.76 and 28,536.68

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Solution

The fourth proportional to 52,409.91, 72,325.76 and 28,536.68 is: 39,380.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,409.91 : 72,325.76 = 28,536.68 : x
  2. Step 2: Convert to fraction form
    52,409.91/72,325.76 = 28,536.68/x
  3. Step 3: Cross multiply
    52,409.91x = 72,325.76 × 28,536.68
  4. Step 4: Simplify right side
    52,409.91x = 2,063,937,321.03
  5. Step 5: Solve for x
    x = 2,063,937,321.03/52,409.91
  6. Step 6: Final answer
    x = 39,380.67

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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.