Home / 23,590.83-32,555.57-12,980.69

Finding the Fourth Proportional to 23,590.83, 32,555.57 and 12,980.69

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Solution

The fourth proportional to 23,590.83, 32,555.57 and 12,980.69 is: 17,913.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,590.83 : 32,555.57 = 12,980.69 : x
  2. Step 2: Convert to fraction form
    23,590.83/32,555.57 = 12,980.69/x
  3. Step 3: Cross multiply
    23,590.83x = 32,555.57 × 12,980.69
  4. Step 4: Simplify right side
    23,590.83x = 422,593,729.36
  5. Step 5: Solve for x
    x = 422,593,729.36/23,590.83
  6. Step 6: Final answer
    x = 17,913.48

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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.