Home / 37,982.88-56,973.60-9,900.72

Finding the Fourth Proportional to 37,982.88, 56,973.60 and 9,900.72

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Solution

The fourth proportional to 37,982.88, 56,973.60 and 9,900.72 is: 14,850.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,982.88 : 56,973.60 = 9,900.72 : x
  2. Step 2: Convert to fraction form
    37,982.88/56,973.60 = 9,900.72/x
  3. Step 3: Cross multiply
    37,982.88x = 56,973.60 × 9,900.72
  4. Step 4: Simplify right side
    37,982.88x = 564,079,660.99
  5. Step 5: Solve for x
    x = 564,079,660.99/37,982.88
  6. Step 6: Final answer
    x = 14,850.89

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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.