Home / 25,487.33-38,230.92-16,720.16

Finding the Fourth Proportional to 25,487.33, 38,230.92 and 16,720.16

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Solution

The fourth proportional to 25,487.33, 38,230.92 and 16,720.16 is: 25,080.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,487.33 : 38,230.92 = 16,720.16 : x
  2. Step 2: Convert to fraction form
    25,487.33/38,230.92 = 16,720.16/x
  3. Step 3: Cross multiply
    25,487.33x = 38,230.92 × 16,720.16
  4. Step 4: Simplify right side
    25,487.33x = 639,226,908.19
  5. Step 5: Solve for x
    x = 639,226,908.19/25,487.33
  6. Step 6: Final answer
    x = 25,080.19

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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.