Home / 37,509.84-51,761.90-21,590.91

Finding the Fourth Proportional to 37,509.84, 51,761.90 and 21,590.91

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Solution

The fourth proportional to 37,509.84, 51,761.90 and 21,590.91 is: 29,794.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,509.84 : 51,761.90 = 21,590.91 : x
  2. Step 2: Convert to fraction form
    37,509.84/51,761.90 = 21,590.91/x
  3. Step 3: Cross multiply
    37,509.84x = 51,761.90 × 21,590.91
  4. Step 4: Simplify right side
    37,509.84x = 1,117,586,578.31
  5. Step 5: Solve for x
    x = 1,117,586,578.31/37,509.84
  6. Step 6: Final answer
    x = 29,794.49

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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.