Home / 19,967.04-27,556.20-11,583

Finding the Fourth Proportional to 19,967.04, 27,556.20 and 11,583

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Solution

The fourth proportional to 19,967.04, 27,556.20 and 11,583 is: 15,985.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,967.04 : 27,556.20 = 11,583 : x
  2. Step 2: Convert to fraction form
    19,967.04/27,556.20 = 11,583/x
  3. Step 3: Cross multiply
    19,967.04x = 27,556.20 × 11,583
  4. Step 4: Simplify right side
    19,967.04x = 319,183,464.60
  5. Step 5: Solve for x
    x = 319,183,464.60/19,967.04
  6. Step 6: Final answer
    x = 15,985.52

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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.