Home / 19,526.80-29,309.64-10,765.84

Finding the Fourth Proportional to 19,526.80, 29,309.64 and 10,765.84

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Solution

The fourth proportional to 19,526.80, 29,309.64 and 10,765.84 is: 16,159.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,526.80 : 29,309.64 = 10,765.84 : x
  2. Step 2: Convert to fraction form
    19,526.80/29,309.64 = 10,765.84/x
  3. Step 3: Cross multiply
    19,526.80x = 29,309.64 × 10,765.84
  4. Step 4: Simplify right side
    19,526.80x = 315,542,894.70
  5. Step 5: Solve for x
    x = 315,542,894.70/19,526.80
  6. Step 6: Final answer
    x = 16,159.48

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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.