Home / 15,002.78-22,503.26-6,237.77

Finding the Fourth Proportional to 15,002.78, 22,503.26 and 6,237.77

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Solution

The fourth proportional to 15,002.78, 22,503.26 and 6,237.77 is: 9,356.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,002.78 : 22,503.26 = 6,237.77 : x
  2. Step 2: Convert to fraction form
    15,002.78/22,503.26 = 6,237.77/x
  3. Step 3: Cross multiply
    15,002.78x = 22,503.26 × 6,237.77
  4. Step 4: Simplify right side
    15,002.78x = 140,370,016.43
  5. Step 5: Solve for x
    x = 140,370,016.43/15,002.78
  6. Step 6: Final answer
    x = 9,356.27

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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.