Home / 19,024.20-28,536.30-13,483.80

Finding the Fourth Proportional to 19,024.20, 28,536.30 and 13,483.80

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Solution

The fourth proportional to 19,024.20, 28,536.30 and 13,483.80 is: 20,225.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,024.20 : 28,536.30 = 13,483.80 : x
  2. Step 2: Convert to fraction form
    19,024.20/28,536.30 = 13,483.80/x
  3. Step 3: Cross multiply
    19,024.20x = 28,536.30 × 13,483.80
  4. Step 4: Simplify right side
    19,024.20x = 384,777,761.94
  5. Step 5: Solve for x
    x = 384,777,761.94/19,024.20
  6. Step 6: Final answer
    x = 20,225.70

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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.