Home / 35,861.29-53,782.80-25,429.30

Finding the Fourth Proportional to 35,861.29, 53,782.80 and 25,429.30

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Solution

The fourth proportional to 35,861.29, 53,782.80 and 25,429.30 is: 38,137.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,861.29 : 53,782.80 = 25,429.30 : x
  2. Step 2: Convert to fraction form
    35,861.29/53,782.80 = 25,429.30/x
  3. Step 3: Cross multiply
    35,861.29x = 53,782.80 × 25,429.30
  4. Step 4: Simplify right side
    35,861.29x = 1,367,658,956.04
  5. Step 5: Solve for x
    x = 1,367,658,956.04/35,861.29
  6. Step 6: Final answer
    x = 38,137.47

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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.