Home / 37,783.14-56,649.09-21,154.62

Finding the Fourth Proportional to 37,783.14, 56,649.09 and 21,154.62

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Solution

The fourth proportional to 37,783.14, 56,649.09 and 21,154.62 is: 31,717.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,783.14 : 56,649.09 = 21,154.62 : x
  2. Step 2: Convert to fraction form
    37,783.14/56,649.09 = 21,154.62/x
  3. Step 3: Cross multiply
    37,783.14x = 56,649.09 × 21,154.62
  4. Step 4: Simplify right side
    37,783.14x = 1,198,389,972.30
  5. Step 5: Solve for x
    x = 1,198,389,972.30/37,783.14
  6. Step 6: Final answer
    x = 31,717.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.