Home / 14,905.86-22,355.85-4,515.18

Finding the Fourth Proportional to 14,905.86, 22,355.85 and 4,515.18

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Solution

The fourth proportional to 14,905.86, 22,355.85 and 4,515.18 is: 6,771.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,905.86 : 22,355.85 = 4,515.18 : x
  2. Step 2: Convert to fraction form
    14,905.86/22,355.85 = 4,515.18/x
  3. Step 3: Cross multiply
    14,905.86x = 22,355.85 × 4,515.18
  4. Step 4: Simplify right side
    14,905.86x = 100,940,686.80
  5. Step 5: Solve for x
    x = 100,940,686.80/14,905.86
  6. Step 6: Final answer
    x = 6,771.88

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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.