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Finding the Fourth Proportional to 44,805.42, 61,805.70 and 28,009.26

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Solution

The fourth proportional to 44,805.42, 61,805.70 and 28,009.26 is: 38,636.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,805.42 : 61,805.70 = 28,009.26 : x
  2. Step 2: Convert to fraction form
    44,805.42/61,805.70 = 28,009.26/x
  3. Step 3: Cross multiply
    44,805.42x = 61,805.70 × 28,009.26
  4. Step 4: Simplify right side
    44,805.42x = 1,731,131,920.78
  5. Step 5: Solve for x
    x = 1,731,131,920.78/44,805.42
  6. Step 6: Final answer
    x = 38,636.66

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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.