Home / 15,484.86-23,211.41-6,121.08

Finding the Fourth Proportional to 15,484.86, 23,211.41 and 6,121.08

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Solution

The fourth proportional to 15,484.86, 23,211.41 and 6,121.08 is: 9,175.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,484.86 : 23,211.41 = 6,121.08 : x
  2. Step 2: Convert to fraction form
    15,484.86/23,211.41 = 6,121.08/x
  3. Step 3: Cross multiply
    15,484.86x = 23,211.41 × 6,121.08
  4. Step 4: Simplify right side
    15,484.86x = 142,078,866.92
  5. Step 5: Solve for x
    x = 142,078,866.92/15,484.86
  6. Step 6: Final answer
    x = 9,175.34

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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.