Home / 22,050.76-33,076.40-6,468.72

Finding the Fourth Proportional to 22,050.76, 33,076.40 and 6,468.72

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Solution

The fourth proportional to 22,050.76, 33,076.40 and 6,468.72 is: 9,703.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,050.76 : 33,076.40 = 6,468.72 : x
  2. Step 2: Convert to fraction form
    22,050.76/33,076.40 = 6,468.72/x
  3. Step 3: Cross multiply
    22,050.76x = 33,076.40 × 6,468.72
  4. Step 4: Simplify right side
    22,050.76x = 213,961,970.21
  5. Step 5: Solve for x
    x = 213,961,970.21/22,050.76
  6. Step 6: Final answer
    x = 9,703.16

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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.