Home / 13,062.89-19,595.08-4,179

Finding the Fourth Proportional to 13,062.89, 19,595.08 and 4,179

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Solution

The fourth proportional to 13,062.89, 19,595.08 and 4,179 is: 6,268.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,062.89 : 19,595.08 = 4,179 : x
  2. Step 2: Convert to fraction form
    13,062.89/19,595.08 = 4,179/x
  3. Step 3: Cross multiply
    13,062.89x = 19,595.08 × 4,179
  4. Step 4: Simplify right side
    13,062.89x = 81,887,839.32
  5. Step 5: Solve for x
    x = 81,887,839.32/13,062.89
  6. Step 6: Final answer
    x = 6,268.74

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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.