Home / 38,016.36-52,461.76-21,021.32

Finding the Fourth Proportional to 38,016.36, 52,461.76 and 21,021.32

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Solution

The fourth proportional to 38,016.36, 52,461.76 and 21,021.32 is: 29,008.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,016.36 : 52,461.76 = 21,021.32 : x
  2. Step 2: Convert to fraction form
    38,016.36/52,461.76 = 21,021.32/x
  3. Step 3: Cross multiply
    38,016.36x = 52,461.76 × 21,021.32
  4. Step 4: Simplify right side
    38,016.36x = 1,102,815,444.72
  5. Step 5: Solve for x
    x = 1,102,815,444.72/38,016.36
  6. Step 6: Final answer
    x = 29,008.97

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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.