Home / 19,973.64-29,961.60-5,182.17

Finding the Fourth Proportional to 19,973.64, 29,961.60 and 5,182.17

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Solution

The fourth proportional to 19,973.64, 29,961.60 and 5,182.17 is: 7,773.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,973.64 : 29,961.60 = 5,182.17 : x
  2. Step 2: Convert to fraction form
    19,973.64/29,961.60 = 5,182.17/x
  3. Step 3: Cross multiply
    19,973.64x = 29,961.60 × 5,182.17
  4. Step 4: Simplify right side
    19,973.64x = 155,266,104.67
  5. Step 5: Solve for x
    x = 155,266,104.67/19,973.64
  6. Step 6: Final answer
    x = 7,773.55

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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.