Home / 43,434.75-65,152.26-10,602.75

Finding the Fourth Proportional to 43,434.75, 65,152.26 and 10,602.75

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Solution

The fourth proportional to 43,434.75, 65,152.26 and 10,602.75 is: 15,904.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,434.75 : 65,152.26 = 10,602.75 : x
  2. Step 2: Convert to fraction form
    43,434.75/65,152.26 = 10,602.75/x
  3. Step 3: Cross multiply
    43,434.75x = 65,152.26 × 10,602.75
  4. Step 4: Simplify right side
    43,434.75x = 690,793,124.72
  5. Step 5: Solve for x
    x = 690,793,124.72/43,434.75
  6. Step 6: Final answer
    x = 15,904.16

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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.