Home / 25,966.98-38,955.33-10,385.82

Finding the Fourth Proportional to 25,966.98, 38,955.33 and 10,385.82

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Solution

The fourth proportional to 25,966.98, 38,955.33 and 10,385.82 is: 15,580.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,966.98 : 38,955.33 = 10,385.82 : x
  2. Step 2: Convert to fraction form
    25,966.98/38,955.33 = 10,385.82/x
  3. Step 3: Cross multiply
    25,966.98x = 38,955.33 × 10,385.82
  4. Step 4: Simplify right side
    25,966.98x = 404,583,045.42
  5. Step 5: Solve for x
    x = 404,583,045.42/25,966.98
  6. Step 6: Final answer
    x = 15,580.67

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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.