Home / 37,749.20-56,623.60-9,669.20

Finding the Fourth Proportional to 37,749.20, 56,623.60 and 9,669.20

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Solution

The fourth proportional to 37,749.20, 56,623.60 and 9,669.20 is: 14,503.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,749.20 : 56,623.60 = 9,669.20 : x
  2. Step 2: Convert to fraction form
    37,749.20/56,623.60 = 9,669.20/x
  3. Step 3: Cross multiply
    37,749.20x = 56,623.60 × 9,669.20
  4. Step 4: Simplify right side
    37,749.20x = 547,504,913.12
  5. Step 5: Solve for x
    x = 547,504,913.12/37,749.20
  6. Step 6: Final answer
    x = 14,503.75

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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.