Home / 38,016.33-52,461.45-21,020.28

Finding the Fourth Proportional to 38,016.33, 52,461.45 and 21,020.28

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Solution

The fourth proportional to 38,016.33, 52,461.45 and 21,020.28 is: 29,007.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,016.33 : 52,461.45 = 21,020.28 : x
  2. Step 2: Convert to fraction form
    38,016.33/52,461.45 = 21,020.28/x
  3. Step 3: Cross multiply
    38,016.33x = 52,461.45 × 21,020.28
  4. Step 4: Simplify right side
    38,016.33x = 1,102,754,368.21
  5. Step 5: Solve for x
    x = 1,102,754,368.21/38,016.33
  6. Step 6: Final answer
    x = 29,007.39

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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.