Home / 44,384.12-66,571.82-13,219.64

Finding the Fourth Proportional to 44,384.12, 66,571.82 and 13,219.64

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Solution

The fourth proportional to 44,384.12, 66,571.82 and 13,219.64 is: 19,828.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,384.12 : 66,571.82 = 13,219.64 : x
  2. Step 2: Convert to fraction form
    44,384.12/66,571.82 = 13,219.64/x
  3. Step 3: Cross multiply
    44,384.12x = 66,571.82 × 13,219.64
  4. Step 4: Simplify right side
    44,384.12x = 880,055,494.54
  5. Step 5: Solve for x
    x = 880,055,494.54/44,384.12
  6. Step 6: Final answer
    x = 19,828.16

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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.