Home / 16,029.12-22,128.48-11,052.48

Finding the Fourth Proportional to 16,029.12, 22,128.48 and 11,052.48

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Solution

The fourth proportional to 16,029.12, 22,128.48 and 11,052.48 is: 15,258.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,029.12 : 22,128.48 = 11,052.48 : x
  2. Step 2: Convert to fraction form
    16,029.12/22,128.48 = 11,052.48/x
  3. Step 3: Cross multiply
    16,029.12x = 22,128.48 × 11,052.48
  4. Step 4: Simplify right side
    16,029.12x = 244,574,582.63
  5. Step 5: Solve for x
    x = 244,574,582.63/16,029.12
  6. Step 6: Final answer
    x = 15,258.14

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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.