Home / 51,402.29-70,975.37-39,446.69

Finding the Fourth Proportional to 51,402.29, 70,975.37 and 39,446.69

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Solution

The fourth proportional to 51,402.29, 70,975.37 and 39,446.69 is: 54,467.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,402.29 : 70,975.37 = 39,446.69 : x
  2. Step 2: Convert to fraction form
    51,402.29/70,975.37 = 39,446.69/x
  3. Step 3: Cross multiply
    51,402.29x = 70,975.37 × 39,446.69
  4. Step 4: Simplify right side
    51,402.29x = 2,799,743,418.03
  5. Step 5: Solve for x
    x = 2,799,743,418.03/51,402.29
  6. Step 6: Final answer
    x = 54,467.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.