Home / 13,416.18-20,124.24-4,651.08

Finding the Fourth Proportional to 13,416.18, 20,124.24 and 4,651.08

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Solution

The fourth proportional to 13,416.18, 20,124.24 and 4,651.08 is: 6,976.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,416.18 : 20,124.24 = 4,651.08 : x
  2. Step 2: Convert to fraction form
    13,416.18/20,124.24 = 4,651.08/x
  3. Step 3: Cross multiply
    13,416.18x = 20,124.24 × 4,651.08
  4. Step 4: Simplify right side
    13,416.18x = 93,599,450.18
  5. Step 5: Solve for x
    x = 93,599,450.18/13,416.18
  6. Step 6: Final answer
    x = 6,976.61

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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.