Home / 17,640.17-24,363.47-11,965.04

Finding the Fourth Proportional to 17,640.17, 24,363.47 and 11,965.04

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Solution

The fourth proportional to 17,640.17, 24,363.47 and 11,965.04 is: 16,525.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,640.17 : 24,363.47 = 11,965.04 : x
  2. Step 2: Convert to fraction form
    17,640.17/24,363.47 = 11,965.04/x
  3. Step 3: Cross multiply
    17,640.17x = 24,363.47 × 11,965.04
  4. Step 4: Simplify right side
    17,640.17x = 291,509,711.45
  5. Step 5: Solve for x
    x = 291,509,711.45/17,640.17
  6. Step 6: Final answer
    x = 16,525.34

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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.