Home / 23,590.49-35,407.60-11,911.91

Finding the Fourth Proportional to 23,590.49, 35,407.60 and 11,911.91

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Solution

The fourth proportional to 23,590.49, 35,407.60 and 11,911.91 is: 17,878.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,590.49 : 35,407.60 = 11,911.91 : x
  2. Step 2: Convert to fraction form
    23,590.49/35,407.60 = 11,911.91/x
  3. Step 3: Cross multiply
    23,590.49x = 35,407.60 × 11,911.91
  4. Step 4: Simplify right side
    23,590.49x = 421,771,937.70
  5. Step 5: Solve for x
    x = 421,771,937.70/23,590.49
  6. Step 6: Final answer
    x = 17,878.90

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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.