Home / 25,926.81-38,905.34-10,933.02

Finding the Fourth Proportional to 25,926.81, 38,905.34 and 10,933.02

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Solution

The fourth proportional to 25,926.81, 38,905.34 and 10,933.02 is: 16,405.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,926.81 : 38,905.34 = 10,933.02 : x
  2. Step 2: Convert to fraction form
    25,926.81/38,905.34 = 10,933.02/x
  3. Step 3: Cross multiply
    25,926.81x = 38,905.34 × 10,933.02
  4. Step 4: Simplify right side
    25,926.81x = 425,352,805.66
  5. Step 5: Solve for x
    x = 425,352,805.66/25,926.81
  6. Step 6: Final answer
    x = 16,405.91

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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.