Home / 13,002.62-19,503.90-4,237.52

Finding the Fourth Proportional to 13,002.62, 19,503.90 and 4,237.52

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Solution

The fourth proportional to 13,002.62, 19,503.90 and 4,237.52 is: 6,356.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,002.62 : 19,503.90 = 4,237.52 : x
  2. Step 2: Convert to fraction form
    13,002.62/19,503.90 = 4,237.52/x
  3. Step 3: Cross multiply
    13,002.62x = 19,503.90 × 4,237.52
  4. Step 4: Simplify right side
    13,002.62x = 82,648,166.33
  5. Step 5: Solve for x
    x = 82,648,166.33/13,002.62
  6. Step 6: Final answer
    x = 6,356.27

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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.