Home / 37,235.68-51,385.52-20,239.92

Finding the Fourth Proportional to 37,235.68, 51,385.52 and 20,239.92

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Solution

The fourth proportional to 37,235.68, 51,385.52 and 20,239.92 is: 27,931.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,235.68 : 51,385.52 = 20,239.92 : x
  2. Step 2: Convert to fraction form
    37,235.68/51,385.52 = 20,239.92/x
  3. Step 3: Cross multiply
    37,235.68x = 51,385.52 × 20,239.92
  4. Step 4: Simplify right side
    37,235.68x = 1,040,038,813.96
  5. Step 5: Solve for x
    x = 1,040,038,813.96/37,235.68
  6. Step 6: Final answer
    x = 27,931.24

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Double scale
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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.