Home / 18,270.93-27,383.92-14,557.89

Finding the Fourth Proportional to 18,270.93, 27,383.92 and 14,557.89

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Solution

The fourth proportional to 18,270.93, 27,383.92 and 14,557.89 is: 21,818.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,270.93 : 27,383.92 = 14,557.89 : x
  2. Step 2: Convert to fraction form
    18,270.93/27,383.92 = 14,557.89/x
  3. Step 3: Cross multiply
    18,270.93x = 27,383.92 × 14,557.89
  4. Step 4: Simplify right side
    18,270.93x = 398,652,095.13
  5. Step 5: Solve for x
    x = 398,652,095.13/18,270.93
  6. Step 6: Final answer
    x = 21,818.93

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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.