Home / 13,248.62-19,856.79-7,325.27

Finding the Fourth Proportional to 13,248.62, 19,856.79 and 7,325.27

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Solution

The fourth proportional to 13,248.62, 19,856.79 and 7,325.27 is: 10,978.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,248.62 : 19,856.79 = 7,325.27 : x
  2. Step 2: Convert to fraction form
    13,248.62/19,856.79 = 7,325.27/x
  3. Step 3: Cross multiply
    13,248.62x = 19,856.79 × 7,325.27
  4. Step 4: Simplify right side
    13,248.62x = 145,456,348.08
  5. Step 5: Solve for x
    x = 145,456,348.08/13,248.62
  6. Step 6: Final answer
    x = 10,978.98

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1.5x scale

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.