Home / 56,735.24-85,112.10-16,758.28

Finding the Fourth Proportional to 56,735.24, 85,112.10 and 16,758.28

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Solution

The fourth proportional to 56,735.24, 85,112.10 and 16,758.28 is: 25,140.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,735.24 : 85,112.10 = 16,758.28 : x
  2. Step 2: Convert to fraction form
    56,735.24/85,112.10 = 16,758.28/x
  3. Step 3: Cross multiply
    56,735.24x = 85,112.10 × 16,758.28
  4. Step 4: Simplify right side
    56,735.24x = 1,426,332,403.19
  5. Step 5: Solve for x
    x = 1,426,332,403.19/56,735.24
  6. Step 6: Final answer
    x = 25,140.15

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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.