Home / 38,017.67-52,462.13-21,020.58

Finding the Fourth Proportional to 38,017.67, 52,462.13 and 21,020.58

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Solution

The fourth proportional to 38,017.67, 52,462.13 and 21,020.58 is: 29,007.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,017.67 : 52,462.13 = 21,020.58 : x
  2. Step 2: Convert to fraction form
    38,017.67/52,462.13 = 21,020.58/x
  3. Step 3: Cross multiply
    38,017.67x = 52,462.13 × 21,020.58
  4. Step 4: Simplify right side
    38,017.67x = 1,102,784,400.64
  5. Step 5: Solve for x
    x = 1,102,784,400.64/38,017.67
  6. Step 6: Final answer
    x = 29,007.15

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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.