Home / 17,809.50-24,586.92-13,331.64

Finding the Fourth Proportional to 17,809.50, 24,586.92 and 13,331.64

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Solution

The fourth proportional to 17,809.50, 24,586.92 and 13,331.64 is: 18,405.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,809.50 : 24,586.92 = 13,331.64 : x
  2. Step 2: Convert to fraction form
    17,809.50/24,586.92 = 13,331.64/x
  3. Step 3: Cross multiply
    17,809.50x = 24,586.92 × 13,331.64
  4. Step 4: Simplify right side
    17,809.50x = 327,783,966.15
  5. Step 5: Solve for x
    x = 327,783,966.15/17,809.50
  6. Step 6: Final answer
    x = 18,405.01

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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.