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Finding the Fourth Proportional to 24,159.80, 36,235.49 and 6,390.63

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Solution

The fourth proportional to 24,159.80, 36,235.49 and 6,390.63 is: 9,584.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,159.80 : 36,235.49 = 6,390.63 : x
  2. Step 2: Convert to fraction form
    24,159.80/36,235.49 = 6,390.63/x
  3. Step 3: Cross multiply
    24,159.80x = 36,235.49 × 6,390.63
  4. Step 4: Simplify right side
    24,159.80x = 231,567,577.51
  5. Step 5: Solve for x
    x = 231,567,577.51/24,159.80
  6. Step 6: Final answer
    x = 9,584.83

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1.5x scale

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.