Home / 26,525.60-39,795.12-7,806.28

Finding the Fourth Proportional to 26,525.60, 39,795.12 and 7,806.28

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Solution

The fourth proportional to 26,525.60, 39,795.12 and 7,806.28 is: 11,711.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,525.60 : 39,795.12 = 7,806.28 : x
  2. Step 2: Convert to fraction form
    26,525.60/39,795.12 = 7,806.28/x
  3. Step 3: Cross multiply
    26,525.60x = 39,795.12 × 7,806.28
  4. Step 4: Simplify right side
    26,525.60x = 310,651,849.35
  5. Step 5: Solve for x
    x = 310,651,849.35/26,525.60
  6. Step 6: Final answer
    x = 11,711.40

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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.