Home / 52,647.20-72,629.81-31,414.19

Finding the Fourth Proportional to 52,647.20, 72,629.81 and 31,414.19

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Solution

The fourth proportional to 52,647.20, 72,629.81 and 31,414.19 is: 43,337.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,647.20 : 72,629.81 = 31,414.19 : x
  2. Step 2: Convert to fraction form
    52,647.20/72,629.81 = 31,414.19/x
  3. Step 3: Cross multiply
    52,647.20x = 72,629.81 × 31,414.19
  4. Step 4: Simplify right side
    52,647.20x = 2,281,606,651.00
  5. Step 5: Solve for x
    x = 2,281,606,651.00/52,647.20
  6. Step 6: Final answer
    x = 43,337.67

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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.