Home / 38,070.10-57,117.96-18,346.42

Finding the Fourth Proportional to 38,070.10, 57,117.96 and 18,346.42

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Solution

The fourth proportional to 38,070.10, 57,117.96 and 18,346.42 is: 27,525.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,070.10 : 57,117.96 = 18,346.42 : x
  2. Step 2: Convert to fraction form
    38,070.10/57,117.96 = 18,346.42/x
  3. Step 3: Cross multiply
    38,070.10x = 57,117.96 × 18,346.42
  4. Step 4: Simplify right side
    38,070.10x = 1,047,910,083.70
  5. Step 5: Solve for x
    x = 1,047,910,083.70/38,070.10
  6. Step 6: Final answer
    x = 27,525.80

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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.