Home / 37,203.12-55,812.48-10,905.72

Finding the Fourth Proportional to 37,203.12, 55,812.48 and 10,905.72

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Solution

The fourth proportional to 37,203.12, 55,812.48 and 10,905.72 is: 16,360.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,203.12 : 55,812.48 = 10,905.72 : x
  2. Step 2: Convert to fraction form
    37,203.12/55,812.48 = 10,905.72/x
  3. Step 3: Cross multiply
    37,203.12x = 55,812.48 × 10,905.72
  4. Step 4: Simplify right side
    37,203.12x = 608,675,279.39
  5. Step 5: Solve for x
    x = 608,675,279.39/37,203.12
  6. Step 6: Final answer
    x = 16,360.87

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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.