Home / 37,247.34-51,403.51-21,115.93

Finding the Fourth Proportional to 37,247.34, 51,403.51 and 21,115.93

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Solution

The fourth proportional to 37,247.34, 51,403.51 and 21,115.93 is: 29,141.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,247.34 : 51,403.51 = 21,115.93 : x
  2. Step 2: Convert to fraction form
    37,247.34/51,403.51 = 21,115.93/x
  3. Step 3: Cross multiply
    37,247.34x = 51,403.51 × 21,115.93
  4. Step 4: Simplify right side
    37,247.34x = 1,085,432,930.38
  5. Step 5: Solve for x
    x = 1,085,432,930.38/37,247.34
  6. Step 6: Final answer
    x = 29,141.22

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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.