Home / 17,392.96-23,981.60-13,193.92

Finding the Fourth Proportional to 17,392.96, 23,981.60 and 13,193.92

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Solution

The fourth proportional to 17,392.96, 23,981.60 and 13,193.92 is: 18,191.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,392.96 : 23,981.60 = 13,193.92 : x
  2. Step 2: Convert to fraction form
    17,392.96/23,981.60 = 13,193.92/x
  3. Step 3: Cross multiply
    17,392.96x = 23,981.60 × 13,193.92
  4. Step 4: Simplify right side
    17,392.96x = 316,411,311.87
  5. Step 5: Solve for x
    x = 316,411,311.87/17,392.96
  6. Step 6: Final answer
    x = 18,191.92

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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.