Home / 40,774.59-61,159.12-11,189.94

Finding the Fourth Proportional to 40,774.59, 61,159.12 and 11,189.94

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Solution

The fourth proportional to 40,774.59, 61,159.12 and 11,189.94 is: 16,784.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,774.59 : 61,159.12 = 11,189.94 : x
  2. Step 2: Convert to fraction form
    40,774.59/61,159.12 = 11,189.94/x
  3. Step 3: Cross multiply
    40,774.59x = 61,159.12 × 11,189.94
  4. Step 4: Simplify right side
    40,774.59x = 684,366,883.25
  5. Step 5: Solve for x
    x = 684,366,883.25/40,774.59
  6. Step 6: Final answer
    x = 16,784.15

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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.