Home / 19,024.20-28,536.30-6,543.09

Finding the Fourth Proportional to 19,024.20, 28,536.30 and 6,543.09

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Solution

The fourth proportional to 19,024.20, 28,536.30 and 6,543.09 is: 9,814.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,024.20 : 28,536.30 = 6,543.09 : x
  2. Step 2: Convert to fraction form
    19,024.20/28,536.30 = 6,543.09/x
  3. Step 3: Cross multiply
    19,024.20x = 28,536.30 × 6,543.09
  4. Step 4: Simplify right side
    19,024.20x = 186,715,579.17
  5. Step 5: Solve for x
    x = 186,715,579.17/19,024.20
  6. Step 6: Final answer
    x = 9,814.64

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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.