Home / 16,949.28-23,392.08-10,661.52

Finding the Fourth Proportional to 16,949.28, 23,392.08 and 10,661.52

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Solution

The fourth proportional to 16,949.28, 23,392.08 and 10,661.52 is: 14,714.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,949.28 : 23,392.08 = 10,661.52 : x
  2. Step 2: Convert to fraction form
    16,949.28/23,392.08 = 10,661.52/x
  3. Step 3: Cross multiply
    16,949.28x = 23,392.08 × 10,661.52
  4. Step 4: Simplify right side
    16,949.28x = 249,395,128.76
  5. Step 5: Solve for x
    x = 249,395,128.76/16,949.28
  6. Step 6: Final answer
    x = 14,714.20

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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.