Home / 44,352.12-66,529.26-13,187.64

Finding the Fourth Proportional to 44,352.12, 66,529.26 and 13,187.64

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Solution

The fourth proportional to 44,352.12, 66,529.26 and 13,187.64 is: 19,781.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,352.12 : 66,529.26 = 13,187.64 : x
  2. Step 2: Convert to fraction form
    44,352.12/66,529.26 = 13,187.64/x
  3. Step 3: Cross multiply
    44,352.12x = 66,529.26 × 13,187.64
  4. Step 4: Simplify right side
    44,352.12x = 877,363,930.35
  5. Step 5: Solve for x
    x = 877,363,930.35/44,352.12
  6. Step 6: Final answer
    x = 19,781.78

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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.