Home / 19,636.24-29,406.48-14,951.20

Finding the Fourth Proportional to 19,636.24, 29,406.48 and 14,951.20

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Solution

The fourth proportional to 19,636.24, 29,406.48 and 14,951.20 is: 22,390.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,636.24 : 29,406.48 = 14,951.20 : x
  2. Step 2: Convert to fraction form
    19,636.24/29,406.48 = 14,951.20/x
  3. Step 3: Cross multiply
    19,636.24x = 29,406.48 × 14,951.20
  4. Step 4: Simplify right side
    19,636.24x = 439,662,163.78
  5. Step 5: Solve for x
    x = 439,662,163.78/19,636.24
  6. Step 6: Final answer
    x = 22,390.34

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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.