Home / 19,002.50-26,223.45-10,619

Finding the Fourth Proportional to 19,002.50, 26,223.45 and 10,619

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Solution

The fourth proportional to 19,002.50, 26,223.45 and 10,619 is: 14,654.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,002.50 : 26,223.45 = 10,619 : x
  2. Step 2: Convert to fraction form
    19,002.50/26,223.45 = 10,619/x
  3. Step 3: Cross multiply
    19,002.50x = 26,223.45 × 10,619
  4. Step 4: Simplify right side
    19,002.50x = 278,466,815.55
  5. Step 5: Solve for x
    x = 278,466,815.55/19,002.50
  6. Step 6: Final answer
    x = 14,654.22

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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.