Home / 19,496.58-29,239.70-5,455.74

Finding the Fourth Proportional to 19,496.58, 29,239.70 and 5,455.74

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Solution

The fourth proportional to 19,496.58, 29,239.70 and 5,455.74 is: 8,182.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,496.58 : 29,239.70 = 5,455.74 : x
  2. Step 2: Convert to fraction form
    19,496.58/29,239.70 = 5,455.74/x
  3. Step 3: Cross multiply
    19,496.58x = 29,239.70 × 5,455.74
  4. Step 4: Simplify right side
    19,496.58x = 159,524,200.88
  5. Step 5: Solve for x
    x = 159,524,200.88/19,496.58
  6. Step 6: Final answer
    x = 8,182.16

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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.