Home / 30,774.52-46,161.86-17,617.84

Finding the Fourth Proportional to 30,774.52, 46,161.86 and 17,617.84

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Solution

The fourth proportional to 30,774.52, 46,161.86 and 17,617.84 is: 26,426.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,774.52 : 46,161.86 = 17,617.84 : x
  2. Step 2: Convert to fraction form
    30,774.52/46,161.86 = 17,617.84/x
  3. Step 3: Cross multiply
    30,774.52x = 46,161.86 × 17,617.84
  4. Step 4: Simplify right side
    30,774.52x = 813,272,263.58
  5. Step 5: Solve for x
    x = 813,272,263.58/30,774.52
  6. Step 6: Final answer
    x = 26,426.81

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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.