Home / 37,828.96-56,636.76-20,019.28

Finding the Fourth Proportional to 37,828.96, 56,636.76 and 20,019.28

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Solution

The fourth proportional to 37,828.96, 56,636.76 and 20,019.28 is: 29,972.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,828.96 : 56,636.76 = 20,019.28 : x
  2. Step 2: Convert to fraction form
    37,828.96/56,636.76 = 20,019.28/x
  3. Step 3: Cross multiply
    37,828.96x = 56,636.76 × 20,019.28
  4. Step 4: Simplify right side
    37,828.96x = 1,133,827,156.73
  5. Step 5: Solve for x
    x = 1,133,827,156.73/37,828.96
  6. Step 6: Final answer
    x = 29,972.46

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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.