Home / 38,606.96-57,852.12-28,699.76

Finding the Fourth Proportional to 38,606.96, 57,852.12 and 28,699.76

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Solution

The fourth proportional to 38,606.96, 57,852.12 and 28,699.76 is: 43,006.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,606.96 : 57,852.12 = 28,699.76 : x
  2. Step 2: Convert to fraction form
    38,606.96/57,852.12 = 28,699.76/x
  3. Step 3: Cross multiply
    38,606.96x = 57,852.12 × 28,699.76
  4. Step 4: Simplify right side
    38,606.96x = 1,660,341,959.49
  5. Step 5: Solve for x
    x = 1,660,341,959.49/38,606.96
  6. Step 6: Final answer
    x = 43,006.29

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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.