Home / 33,420.30-50,130.45-11,226.30

Finding the Fourth Proportional to 33,420.30, 50,130.45 and 11,226.30

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Solution

The fourth proportional to 33,420.30, 50,130.45 and 11,226.30 is: 16,839.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,420.30 : 50,130.45 = 11,226.30 : x
  2. Step 2: Convert to fraction form
    33,420.30/50,130.45 = 11,226.30/x
  3. Step 3: Cross multiply
    33,420.30x = 50,130.45 × 11,226.30
  4. Step 4: Simplify right side
    33,420.30x = 562,779,470.84
  5. Step 5: Solve for x
    x = 562,779,470.84/33,420.30
  6. Step 6: Final answer
    x = 16,839.45

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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.