Home / 38,012.10-57,023.55-13,053.30

Finding the Fourth Proportional to 38,012.10, 57,023.55 and 13,053.30

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Solution

The fourth proportional to 38,012.10, 57,023.55 and 13,053.30 is: 19,581.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,012.10 : 57,023.55 = 13,053.30 : x
  2. Step 2: Convert to fraction form
    38,012.10/57,023.55 = 13,053.30/x
  3. Step 3: Cross multiply
    38,012.10x = 57,023.55 × 13,053.30
  4. Step 4: Simplify right side
    38,012.10x = 744,345,505.22
  5. Step 5: Solve for x
    x = 744,345,505.22/38,012.10
  6. Step 6: Final answer
    x = 19,581.80

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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.