Home / 34,969.96-52,417.58-13,880.80

Finding the Fourth Proportional to 34,969.96, 52,417.58 and 13,880.80

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Solution

The fourth proportional to 34,969.96, 52,417.58 and 13,880.80 is: 20,806.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,969.96 : 52,417.58 = 13,880.80 : x
  2. Step 2: Convert to fraction form
    34,969.96/52,417.58 = 13,880.80/x
  3. Step 3: Cross multiply
    34,969.96x = 52,417.58 × 13,880.80
  4. Step 4: Simplify right side
    34,969.96x = 727,597,944.46
  5. Step 5: Solve for x
    x = 727,597,944.46/34,969.96
  6. Step 6: Final answer
    x = 20,806.37

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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.