Home / 31,838.28-43,936.02-17,692.36

Finding the Fourth Proportional to 31,838.28, 43,936.02 and 17,692.36

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Solution

The fourth proportional to 31,838.28, 43,936.02 and 17,692.36 is: 24,415.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,838.28 : 43,936.02 = 17,692.36 : x
  2. Step 2: Convert to fraction form
    31,838.28/43,936.02 = 17,692.36/x
  3. Step 3: Cross multiply
    31,838.28x = 43,936.02 × 17,692.36
  4. Step 4: Simplify right side
    31,838.28x = 777,331,882.81
  5. Step 5: Solve for x
    x = 777,331,882.81/31,838.28
  6. Step 6: Final answer
    x = 24,415.01

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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.