Home / 42,674.04-64,003.77-11,502

Finding the Fourth Proportional to 42,674.04, 64,003.77 and 11,502

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Solution

The fourth proportional to 42,674.04, 64,003.77 and 11,502 is: 17,251.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,674.04 : 64,003.77 = 11,502 : x
  2. Step 2: Convert to fraction form
    42,674.04/64,003.77 = 11,502/x
  3. Step 3: Cross multiply
    42,674.04x = 64,003.77 × 11,502
  4. Step 4: Simplify right side
    42,674.04x = 736,171,362.54
  5. Step 5: Solve for x
    x = 736,171,362.54/42,674.04
  6. Step 6: Final answer
    x = 17,251.04

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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.