Home / 35,147.64-52,740.96-14,385.72

Finding the Fourth Proportional to 35,147.64, 52,740.96 and 14,385.72

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Solution

The fourth proportional to 35,147.64, 52,740.96 and 14,385.72 is: 21,586.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,147.64 : 52,740.96 = 14,385.72 : x
  2. Step 2: Convert to fraction form
    35,147.64/52,740.96 = 14,385.72/x
  3. Step 3: Cross multiply
    35,147.64x = 52,740.96 × 14,385.72
  4. Step 4: Simplify right side
    35,147.64x = 758,716,683.09
  5. Step 5: Solve for x
    x = 758,716,683.09/35,147.64
  6. Step 6: Final answer
    x = 21,586.56

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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.