Home / 33,623.90-50,442.50-9,931.86

Finding the Fourth Proportional to 33,623.90, 50,442.50 and 9,931.86

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Solution

The fourth proportional to 33,623.90, 50,442.50 and 9,931.86 is: 14,899.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,623.90 : 50,442.50 = 9,931.86 : x
  2. Step 2: Convert to fraction form
    33,623.90/50,442.50 = 9,931.86/x
  3. Step 3: Cross multiply
    33,623.90x = 50,442.50 × 9,931.86
  4. Step 4: Simplify right side
    33,623.90x = 500,987,848.05
  5. Step 5: Solve for x
    x = 500,987,848.05/33,623.90
  6. Step 6: Final answer
    x = 14,899.75

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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.