Home / 17,911.93-24,721.19-12,892.77

Finding the Fourth Proportional to 17,911.93, 24,721.19 and 12,892.77

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Solution

The fourth proportional to 17,911.93, 24,721.19 and 12,892.77 is: 17,793.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,911.93 : 24,721.19 = 12,892.77 : x
  2. Step 2: Convert to fraction form
    17,911.93/24,721.19 = 12,892.77/x
  3. Step 3: Cross multiply
    17,911.93x = 24,721.19 × 12,892.77
  4. Step 4: Simplify right side
    17,911.93x = 318,724,554.99
  5. Step 5: Solve for x
    x = 318,724,554.99/17,911.93
  6. Step 6: Final answer
    x = 17,793.98

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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.