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Finding the Fourth Proportional to 44,628.51, 66,943.22 and 11,348.58

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Solution

The fourth proportional to 44,628.51, 66,943.22 and 11,348.58 is: 17,022.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,628.51 : 66,943.22 = 11,348.58 : x
  2. Step 2: Convert to fraction form
    44,628.51/66,943.22 = 11,348.58/x
  3. Step 3: Cross multiply
    44,628.51x = 66,943.22 × 11,348.58
  4. Step 4: Simplify right side
    44,628.51x = 759,710,430.88
  5. Step 5: Solve for x
    x = 759,710,430.88/44,628.51
  6. Step 6: Final answer
    x = 17,022.98

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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.