Home / 37,349.61-51,539.28-21,433.72

Finding the Fourth Proportional to 37,349.61, 51,539.28 and 21,433.72

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Solution

The fourth proportional to 37,349.61, 51,539.28 and 21,433.72 is: 29,576.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,349.61 : 51,539.28 = 21,433.72 : x
  2. Step 2: Convert to fraction form
    37,349.61/51,539.28 = 21,433.72/x
  3. Step 3: Cross multiply
    37,349.61x = 51,539.28 × 21,433.72
  4. Step 4: Simplify right side
    37,349.61x = 1,104,678,496.52
  5. Step 5: Solve for x
    x = 1,104,678,496.52/37,349.61
  6. Step 6: Final answer
    x = 29,576.71

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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.