Home / 28,409.74-42,567.68-17,282.77

Finding the Fourth Proportional to 28,409.74, 42,567.68 and 17,282.77

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Solution

The fourth proportional to 28,409.74, 42,567.68 and 17,282.77 is: 25,895.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,409.74 : 42,567.68 = 17,282.77 : x
  2. Step 2: Convert to fraction form
    28,409.74/42,567.68 = 17,282.77/x
  3. Step 3: Cross multiply
    28,409.74x = 42,567.68 × 17,282.77
  4. Step 4: Simplify right side
    28,409.74x = 735,687,262.45
  5. Step 5: Solve for x
    x = 735,687,262.45/28,409.74
  6. Step 6: Final answer
    x = 25,895.60

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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.