Home / 17,776.85-24,530.38-11,392.16

Finding the Fourth Proportional to 17,776.85, 24,530.38 and 11,392.16

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Solution

The fourth proportional to 17,776.85, 24,530.38 and 11,392.16 is: 15,720.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,776.85 : 24,530.38 = 11,392.16 : x
  2. Step 2: Convert to fraction form
    17,776.85/24,530.38 = 11,392.16/x
  3. Step 3: Cross multiply
    17,776.85x = 24,530.38 × 11,392.16
  4. Step 4: Simplify right side
    17,776.85x = 279,453,862.69
  5. Step 5: Solve for x
    x = 279,453,862.69/17,776.85
  6. Step 6: Final answer
    x = 15,720.10

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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.