Home / 23,590.96-32,556.30-12,981.40

Finding the Fourth Proportional to 23,590.96, 32,556.30 and 12,981.40

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Solution

The fourth proportional to 23,590.96, 32,556.30 and 12,981.40 is: 17,914.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,590.96 : 32,556.30 = 12,981.40 : x
  2. Step 2: Convert to fraction form
    23,590.96/32,556.30 = 12,981.40/x
  3. Step 3: Cross multiply
    23,590.96x = 32,556.30 × 12,981.40
  4. Step 4: Simplify right side
    23,590.96x = 422,626,352.82
  5. Step 5: Solve for x
    x = 422,626,352.82/23,590.96
  6. Step 6: Final answer
    x = 17,914.76

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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.