Home / 17,170.32-25,711.92-14,389.68

Finding the Fourth Proportional to 17,170.32, 25,711.92 and 14,389.68

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Solution

The fourth proportional to 17,170.32, 25,711.92 and 14,389.68 is: 21,548.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,170.32 : 25,711.92 = 14,389.68 : x
  2. Step 2: Convert to fraction form
    17,170.32/25,711.92 = 14,389.68/x
  3. Step 3: Cross multiply
    17,170.32x = 25,711.92 × 14,389.68
  4. Step 4: Simplify right side
    17,170.32x = 369,986,300.99
  5. Step 5: Solve for x
    x = 369,986,300.99/17,170.32
  6. Step 6: Final answer
    x = 21,548.01

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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.