Home / 16,628.58-24,943.01-11,720.25

Finding the Fourth Proportional to 16,628.58, 24,943.01 and 11,720.25

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Solution

The fourth proportional to 16,628.58, 24,943.01 and 11,720.25 is: 17,580.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,628.58 : 24,943.01 = 11,720.25 : x
  2. Step 2: Convert to fraction form
    16,628.58/24,943.01 = 11,720.25/x
  3. Step 3: Cross multiply
    16,628.58x = 24,943.01 × 11,720.25
  4. Step 4: Simplify right side
    16,628.58x = 292,338,254.35
  5. Step 5: Solve for x
    x = 292,338,254.35/16,628.58
  6. Step 6: Final answer
    x = 17,580.47

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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.