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Finding the Fourth Proportional to 15,266.40, 22,890.34 and 7,364.04

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Solution

The fourth proportional to 15,266.40, 22,890.34 and 7,364.04 is: 11,041.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,266.40 : 22,890.34 = 7,364.04 : x
  2. Step 2: Convert to fraction form
    15,266.40/22,890.34 = 7,364.04/x
  3. Step 3: Cross multiply
    15,266.40x = 22,890.34 × 7,364.04
  4. Step 4: Simplify right side
    15,266.40x = 168,565,379.37
  5. Step 5: Solve for x
    x = 168,565,379.37/15,266.40
  6. Step 6: Final answer
    x = 11,041.59

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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.