Home / 16,480.59-22,741.40-9,309.74

Finding the Fourth Proportional to 16,480.59, 22,741.40 and 9,309.74

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Solution

The fourth proportional to 16,480.59, 22,741.40 and 9,309.74 is: 12,846.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,480.59 : 22,741.40 = 9,309.74 : x
  2. Step 2: Convert to fraction form
    16,480.59/22,741.40 = 9,309.74/x
  3. Step 3: Cross multiply
    16,480.59x = 22,741.40 × 9,309.74
  4. Step 4: Simplify right side
    16,480.59x = 211,716,360.98
  5. Step 5: Solve for x
    x = 211,716,360.98/16,480.59
  6. Step 6: Final answer
    x = 12,846.41

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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.