Home / 19,355.06-29,031.96-5,504.06

Finding the Fourth Proportional to 19,355.06, 29,031.96 and 5,504.06

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Solution

The fourth proportional to 19,355.06, 29,031.96 and 5,504.06 is: 8,255.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,355.06 : 29,031.96 = 5,504.06 : x
  2. Step 2: Convert to fraction form
    19,355.06/29,031.96 = 5,504.06/x
  3. Step 3: Cross multiply
    19,355.06x = 29,031.96 × 5,504.06
  4. Step 4: Simplify right side
    19,355.06x = 159,793,649.76
  5. Step 5: Solve for x
    x = 159,793,649.76/19,355.06
  6. Step 6: Final answer
    x = 8,255.91

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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.