Home / 19,025.46-28,542.06-6,543.86

Finding the Fourth Proportional to 19,025.46, 28,542.06 and 6,543.86

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Solution

The fourth proportional to 19,025.46, 28,542.06 and 6,543.86 is: 9,817.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,025.46 : 28,542.06 = 6,543.86 : x
  2. Step 2: Convert to fraction form
    19,025.46/28,542.06 = 6,543.86/x
  3. Step 3: Cross multiply
    19,025.46x = 28,542.06 × 6,543.86
  4. Step 4: Simplify right side
    19,025.46x = 186,775,244.75
  5. Step 5: Solve for x
    x = 186,775,244.75/19,025.46
  6. Step 6: Final answer
    x = 9,817.12

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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.