Home / 23,591.08-32,555.68-12,980.49

Finding the Fourth Proportional to 23,591.08, 32,555.68 and 12,980.49

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Solution

The fourth proportional to 23,591.08, 32,555.68 and 12,980.49 is: 17,913.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,591.08 : 32,555.68 = 12,980.49 : x
  2. Step 2: Convert to fraction form
    23,591.08/32,555.68 = 12,980.49/x
  3. Step 3: Cross multiply
    23,591.08x = 32,555.68 × 12,980.49
  4. Step 4: Simplify right side
    23,591.08x = 422,588,678.68
  5. Step 5: Solve for x
    x = 422,588,678.68/23,591.08
  6. Step 6: Final answer
    x = 17,913.07

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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.