Home / 38,304.36-57,333.96-20,510.28

Finding the Fourth Proportional to 38,304.36, 57,333.96 and 20,510.28

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Solution

The fourth proportional to 38,304.36, 57,333.96 and 20,510.28 is: 30,699.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,304.36 : 57,333.96 = 20,510.28 : x
  2. Step 2: Convert to fraction form
    38,304.36/57,333.96 = 20,510.28/x
  3. Step 3: Cross multiply
    38,304.36x = 57,333.96 × 20,510.28
  4. Step 4: Simplify right side
    38,304.36x = 1,175,935,573.11
  5. Step 5: Solve for x
    x = 1,175,935,573.11/38,304.36
  6. Step 6: Final answer
    x = 30,699.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.