Home / 36,130.41-54,201.69-12,437.01

Finding the Fourth Proportional to 36,130.41, 54,201.69 and 12,437.01

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Solution

The fourth proportional to 36,130.41, 54,201.69 and 12,437.01 is: 18,657.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,130.41 : 54,201.69 = 12,437.01 : x
  2. Step 2: Convert to fraction form
    36,130.41/54,201.69 = 12,437.01/x
  3. Step 3: Cross multiply
    36,130.41x = 54,201.69 × 12,437.01
  4. Step 4: Simplify right side
    36,130.41x = 674,106,960.55
  5. Step 5: Solve for x
    x = 674,106,960.55/36,130.41
  6. Step 6: Final answer
    x = 18,657.61

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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.