Home / 37,513.60-51,760.20-21,595.12

Finding the Fourth Proportional to 37,513.60, 51,760.20 and 21,595.12

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Solution

The fourth proportional to 37,513.60, 51,760.20 and 21,595.12 is: 29,796.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,513.60 : 51,760.20 = 21,595.12 : x
  2. Step 2: Convert to fraction form
    37,513.60/51,760.20 = 21,595.12/x
  3. Step 3: Cross multiply
    37,513.60x = 51,760.20 × 21,595.12
  4. Step 4: Simplify right side
    37,513.60x = 1,117,767,730.22
  5. Step 5: Solve for x
    x = 1,117,767,730.22/37,513.60
  6. Step 6: Final answer
    x = 29,796.33

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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.