Home / 25,381.18-38,069.02-6,663.09

Finding the Fourth Proportional to 25,381.18, 38,069.02 and 6,663.09

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Solution

The fourth proportional to 25,381.18, 38,069.02 and 6,663.09 is: 9,993.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,381.18 : 38,069.02 = 6,663.09 : x
  2. Step 2: Convert to fraction form
    25,381.18/38,069.02 = 6,663.09/x
  3. Step 3: Cross multiply
    25,381.18x = 38,069.02 × 6,663.09
  4. Step 4: Simplify right side
    25,381.18x = 253,657,457.56
  5. Step 5: Solve for x
    x = 253,657,457.56/25,381.18
  6. Step 6: Final answer
    x = 9,993.92

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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.