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Finding the Fourth Proportional to 44,012.88, 65,994.48 and 14,428.08

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Solution

The fourth proportional to 44,012.88, 65,994.48 and 14,428.08 is: 21,633.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,012.88 : 65,994.48 = 14,428.08 : x
  2. Step 2: Convert to fraction form
    44,012.88/65,994.48 = 14,428.08/x
  3. Step 3: Cross multiply
    44,012.88x = 65,994.48 × 14,428.08
  4. Step 4: Simplify right side
    44,012.88x = 952,173,637.00
  5. Step 5: Solve for x
    x = 952,173,637.00/44,012.88
  6. Step 6: Final answer
    x = 21,633.98

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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.