Home / 19,090.83-28,624.74-8,558.95

Finding the Fourth Proportional to 19,090.83, 28,624.74 and 8,558.95

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Solution

The fourth proportional to 19,090.83, 28,624.74 and 8,558.95 is: 12,833.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,090.83 : 28,624.74 = 8,558.95 : x
  2. Step 2: Convert to fraction form
    19,090.83/28,624.74 = 8,558.95/x
  3. Step 3: Cross multiply
    19,090.83x = 28,624.74 × 8,558.95
  4. Step 4: Simplify right side
    19,090.83x = 244,997,718.42
  5. Step 5: Solve for x
    x = 244,997,718.42/19,090.83
  6. Step 6: Final answer
    x = 12,833.27

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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.