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Finding the Fourth Proportional to 36,657.58, 50,587.48 and 19,890.58

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Solution

The fourth proportional to 36,657.58, 50,587.48 and 19,890.58 is: 27,449.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,657.58 : 50,587.48 = 19,890.58 : x
  2. Step 2: Convert to fraction form
    36,657.58/50,587.48 = 19,890.58/x
  3. Step 3: Cross multiply
    36,657.58x = 50,587.48 × 19,890.58
  4. Step 4: Simplify right side
    36,657.58x = 1,006,214,317.94
  5. Step 5: Solve for x
    x = 1,006,214,317.94/36,657.58
  6. Step 6: Final answer
    x = 27,449.01

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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.