Home / 37,528.48-51,791.60-21,612.64

Finding the Fourth Proportional to 37,528.48, 51,791.60 and 21,612.64

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Solution

The fourth proportional to 37,528.48, 51,791.60 and 21,612.64 is: 29,826.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,528.48 : 51,791.60 = 21,612.64 : x
  2. Step 2: Convert to fraction form
    37,528.48/51,791.60 = 21,612.64/x
  3. Step 3: Cross multiply
    37,528.48x = 51,791.60 × 21,612.64
  4. Step 4: Simplify right side
    37,528.48x = 1,119,353,205.82
  5. Step 5: Solve for x
    x = 1,119,353,205.82/37,528.48
  6. Step 6: Final answer
    x = 29,826.77

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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.