Home / 36,376.48-54,564.72-31,431.16

Finding the Fourth Proportional to 36,376.48, 54,564.72 and 31,431.16

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Solution

The fourth proportional to 36,376.48, 54,564.72 and 31,431.16 is: 47,146.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,376.48 : 54,564.72 = 31,431.16 : x
  2. Step 2: Convert to fraction form
    36,376.48/54,564.72 = 31,431.16/x
  3. Step 3: Cross multiply
    36,376.48x = 54,564.72 × 31,431.16
  4. Step 4: Simplify right side
    36,376.48x = 1,715,032,444.68
  5. Step 5: Solve for x
    x = 1,715,032,444.68/36,376.48
  6. Step 6: Final answer
    x = 47,146.74

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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.