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Finding the Fourth Proportional to 44,300.66, 66,494.72 and 19,357.92

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Solution

The fourth proportional to 44,300.66, 66,494.72 and 19,357.92 is: 29,055.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,300.66 : 66,494.72 = 19,357.92 : x
  2. Step 2: Convert to fraction form
    44,300.66/66,494.72 = 19,357.92/x
  3. Step 3: Cross multiply
    44,300.66x = 66,494.72 × 19,357.92
  4. Step 4: Simplify right side
    44,300.66x = 1,287,199,518.58
  5. Step 5: Solve for x
    x = 1,287,199,518.58/44,300.66
  6. Step 6: Final answer
    x = 29,055.99

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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.