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Finding the Fourth Proportional to 44,783.30, 61,759 and 27,790.30

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Solution

The fourth proportional to 44,783.30, 61,759 and 27,790.30 is: 38,324.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,783.30 : 61,759 = 27,790.30 : x
  2. Step 2: Convert to fraction form
    44,783.30/61,759 = 27,790.30/x
  3. Step 3: Cross multiply
    44,783.30x = 61,759 × 27,790.30
  4. Step 4: Simplify right side
    44,783.30x = 1,716,301,137.70
  5. Step 5: Solve for x
    x = 1,716,301,137.70/44,783.30
  6. Step 6: Final answer
    x = 38,324.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.