Home / 13,248.16-19,874.40-4,012

Finding the Fourth Proportional to 13,248.16, 19,874.40 and 4,012

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Solution

The fourth proportional to 13,248.16, 19,874.40 and 4,012 is: 6,018.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,248.16 : 19,874.40 = 4,012 : x
  2. Step 2: Convert to fraction form
    13,248.16/19,874.40 = 4,012/x
  3. Step 3: Cross multiply
    13,248.16x = 19,874.40 × 4,012
  4. Step 4: Simplify right side
    13,248.16x = 79,736,092.80
  5. Step 5: Solve for x
    x = 79,736,092.80/13,248.16
  6. Step 6: Final answer
    x = 6,018.65

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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.