Home / 18,305.04-27,391.95-15,848.34

Finding the Fourth Proportional to 18,305.04, 27,391.95 and 15,848.34

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Solution

The fourth proportional to 18,305.04, 27,391.95 and 15,848.34 is: 23,715.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,305.04 : 27,391.95 = 15,848.34 : x
  2. Step 2: Convert to fraction form
    18,305.04/27,391.95 = 15,848.34/x
  3. Step 3: Cross multiply
    18,305.04x = 27,391.95 × 15,848.34
  4. Step 4: Simplify right side
    18,305.04x = 434,116,936.86
  5. Step 5: Solve for x
    x = 434,116,936.86/18,305.04
  6. Step 6: Final answer
    x = 23,715.71

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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.