Home / 36,146.64-54,252.36-30,260.40

Finding the Fourth Proportional to 36,146.64, 54,252.36 and 30,260.40

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Solution

The fourth proportional to 36,146.64, 54,252.36 and 30,260.40 is: 45,417.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,146.64 : 54,252.36 = 30,260.40 : x
  2. Step 2: Convert to fraction form
    36,146.64/54,252.36 = 30,260.40/x
  3. Step 3: Cross multiply
    36,146.64x = 54,252.36 × 30,260.40
  4. Step 4: Simplify right side
    36,146.64x = 1,641,698,114.54
  5. Step 5: Solve for x
    x = 1,641,698,114.54/36,146.64
  6. Step 6: Final answer
    x = 45,417.72

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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.