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Finding the Fourth Proportional to 36,655.06, 50,582.82 and 19,888.06

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Solution

The fourth proportional to 36,655.06, 50,582.82 and 19,888.06 is: 27,444.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,655.06 : 50,582.82 = 19,888.06 : x
  2. Step 2: Convert to fraction form
    36,655.06/50,582.82 = 19,888.06/x
  3. Step 3: Cross multiply
    36,655.06x = 50,582.82 × 19,888.06
  4. Step 4: Simplify right side
    36,655.06x = 1,005,994,159.13
  5. Step 5: Solve for x
    x = 1,005,994,159.13/36,655.06
  6. Step 6: Final answer
    x = 27,444.89

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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.