Home / 42,692.88-64,011.92-17,750.28

Finding the Fourth Proportional to 42,692.88, 64,011.92 and 17,750.28

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Solution

The fourth proportional to 42,692.88, 64,011.92 and 17,750.28 is: 26,614.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,692.88 : 64,011.92 = 17,750.28 : x
  2. Step 2: Convert to fraction form
    42,692.88/64,011.92 = 17,750.28/x
  3. Step 3: Cross multiply
    42,692.88x = 64,011.92 × 17,750.28
  4. Step 4: Simplify right side
    42,692.88x = 1,136,229,414.59
  5. Step 5: Solve for x
    x = 1,136,229,414.59/42,692.88
  6. Step 6: Final answer
    x = 26,614.03

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1.5x scale

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.