Home / 25,673.76-35,429.49-14,343.48

Finding the Fourth Proportional to 25,673.76, 35,429.49 and 14,343.48

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Solution

The fourth proportional to 25,673.76, 35,429.49 and 14,343.48 is: 19,793.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,673.76 : 35,429.49 = 14,343.48 : x
  2. Step 2: Convert to fraction form
    25,673.76/35,429.49 = 14,343.48/x
  3. Step 3: Cross multiply
    25,673.76x = 35,429.49 × 14,343.48
  4. Step 4: Simplify right side
    25,673.76x = 508,182,181.23
  5. Step 5: Solve for x
    x = 508,182,181.23/25,673.76
  6. Step 6: Final answer
    x = 19,793.84

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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.