Home / 37,521.72-51,783.66-21,606.84

Finding the Fourth Proportional to 37,521.72, 51,783.66 and 21,606.84

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Solution

The fourth proportional to 37,521.72, 51,783.66 and 21,606.84 is: 29,819.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,521.72 : 51,783.66 = 21,606.84 : x
  2. Step 2: Convert to fraction form
    37,521.72/51,783.66 = 21,606.84/x
  3. Step 3: Cross multiply
    37,521.72x = 51,783.66 × 21,606.84
  4. Step 4: Simplify right side
    37,521.72x = 1,118,881,256.23
  5. Step 5: Solve for x
    x = 1,118,881,256.23/37,521.72
  6. Step 6: Final answer
    x = 29,819.56

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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.