Home / 19,416.92-29,125.41-5,376.98

Finding the Fourth Proportional to 19,416.92, 29,125.41 and 5,376.98

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Solution

The fourth proportional to 19,416.92, 29,125.41 and 5,376.98 is: 8,065.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,416.92 : 29,125.41 = 5,376.98 : x
  2. Step 2: Convert to fraction form
    19,416.92/29,125.41 = 5,376.98/x
  3. Step 3: Cross multiply
    19,416.92x = 29,125.41 × 5,376.98
  4. Step 4: Simplify right side
    19,416.92x = 156,606,747.06
  5. Step 5: Solve for x
    x = 156,606,747.06/19,416.92
  6. Step 6: Final answer
    x = 8,065.48

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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.