Home / 16,556.40-22,840.92-10,957.68

Finding the Fourth Proportional to 16,556.40, 22,840.92 and 10,957.68

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Solution

The fourth proportional to 16,556.40, 22,840.92 and 10,957.68 is: 15,117.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,556.40 : 22,840.92 = 10,957.68 : x
  2. Step 2: Convert to fraction form
    16,556.40/22,840.92 = 10,957.68/x
  3. Step 3: Cross multiply
    16,556.40x = 22,840.92 × 10,957.68
  4. Step 4: Simplify right side
    16,556.40x = 250,283,492.27
  5. Step 5: Solve for x
    x = 250,283,492.27/16,556.40
  6. Step 6: Final answer
    x = 15,117.02

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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.