Home / 30,936.94-42,692.52-17,510.74

Finding the Fourth Proportional to 30,936.94, 42,692.52 and 17,510.74

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Solution

The fourth proportional to 30,936.94, 42,692.52 and 17,510.74 is: 24,164.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,936.94 : 42,692.52 = 17,510.74 : x
  2. Step 2: Convert to fraction form
    30,936.94/42,692.52 = 17,510.74/x
  3. Step 3: Cross multiply
    30,936.94x = 42,692.52 × 17,510.74
  4. Step 4: Simplify right side
    30,936.94x = 747,577,617.66
  5. Step 5: Solve for x
    x = 747,577,617.66/30,936.94
  6. Step 6: Final answer
    x = 24,164.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.