Home / 13,158-19,746.74-6,232.52

Finding the Fourth Proportional to 13,158, 19,746.74 and 6,232.52

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Solution

The fourth proportional to 13,158, 19,746.74 and 6,232.52 is: 9,353.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,158 : 19,746.74 = 6,232.52 : x
  2. Step 2: Convert to fraction form
    13,158/19,746.74 = 6,232.52/x
  3. Step 3: Cross multiply
    13,158x = 19,746.74 × 6,232.52
  4. Step 4: Simplify right side
    13,158x = 123,071,951.98
  5. Step 5: Solve for x
    x = 123,071,951.98/13,158
  6. Step 6: Final answer
    x = 9,353.39

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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.