Home / 42,692.64-64,026.24-16,383.12

Finding the Fourth Proportional to 42,692.64, 64,026.24 and 16,383.12

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Solution

The fourth proportional to 42,692.64, 64,026.24 and 16,383.12 is: 24,569.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,692.64 : 64,026.24 = 16,383.12 : x
  2. Step 2: Convert to fraction form
    42,692.64/64,026.24 = 16,383.12/x
  3. Step 3: Cross multiply
    42,692.64x = 64,026.24 × 16,383.12
  4. Step 4: Simplify right side
    42,692.64x = 1,048,949,573.07
  5. Step 5: Solve for x
    x = 1,048,949,573.07/42,692.64
  6. Step 6: Final answer
    x = 24,569.80

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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.