Home / 19,002.05-28,508.84-13,466.10

Finding the Fourth Proportional to 19,002.05, 28,508.84 and 13,466.10

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Solution

The fourth proportional to 19,002.05, 28,508.84 and 13,466.10 is: 20,203.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,002.05 : 28,508.84 = 13,466.10 : x
  2. Step 2: Convert to fraction form
    19,002.05/28,508.84 = 13,466.10/x
  3. Step 3: Cross multiply
    19,002.05x = 28,508.84 × 13,466.10
  4. Step 4: Simplify right side
    19,002.05x = 383,902,890.32
  5. Step 5: Solve for x
    x = 383,902,890.32/19,002.05
  6. Step 6: Final answer
    x = 20,203.24

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1.5x scale

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.